
John-Anker Zwart
- Group leader, professor; MD, PhD
- +47 221 18621
Publications 2020
Author Correction: Genome-wide association study of intracranial aneurysms identifies 17 risk loci and genetic overlap with clinical risk factors
Nat Genet (in press)
DOI 10.1038/s41588-020-00760-4, PubMed 33353957
Genome-wide association study of intracranial aneurysms identifies 17 risk loci and genetic overlap with clinical risk factors
Nat Genet, 52 (12), 1303-1313
DOI 10.1038/s41588-020-00725-7, PubMed 33199917
Mitochondrial genome-wide association study of migraine - the HUNT Study
Cephalalgia, 40 (6), 625-634
DOI 10.1177/0333102420906835, PubMed 32056457
Clinical effect modifiers of antibiotic treatment in patients with chronic low back pain and Modic changes - secondary analyses of a randomised, placebo-controlled trial (the AIM study)
BMC Musculoskelet Disord, 21 (1), 458
DOI 10.1186/s12891-020-03422-y, PubMed 32660517
Association of Modic change types and their short tau inversion recovery signals with clinical characteristics- a cross sectional study of chronic low back pain patients in the AIM-study
BMC Musculoskelet Disord, 21 (1), 368
DOI 10.1186/s12891-020-03381-4, PubMed 32522268
Sex- and age-specific genetic analysis of chronic back pain
Pain (in press)
DOI 10.1097/j.pain.0000000000002100, PubMed 33021770
The effect of infliximab in patients with chronic low back pain and Modic changes (the BackToBasic study): study protocol of a randomized, double blind, placebo-controlled, multicenter trial
BMC Musculoskelet Disord, 21 (1), 698
DOI 10.1186/s12891-020-03720-5, PubMed 33087100
Cost-utility analysis of antibiotic treatment in patients with chronic low back pain and Modic changes: results from a randomised, placebo-controlled trial in Norway (the AIM study)
BMJ Open, 10 (6), e035461
DOI 10.1136/bmjopen-2019-035461, PubMed 32546490
Obesity in Young Adulthood: The Role of Physical Activity Level, Musculoskeletal Pain, and Psychological Distress in Adolescence (The HUNT-Study)
Int J Environ Res Public Health, 17 (12)
DOI 10.3390/ijerph17124603, PubMed 32604978
High sensitivity C-reactive protein and risk of migraine in a 11-year follow-up with data from the Nord-Trøndelag health surveys 2006-2008 and 2017-2019
J Headache Pain, 21 (1), 67
DOI 10.1186/s10194-020-01142-1, PubMed 32503410
Time trends of major headache diagnoses and predictive factors. Data from three Nord-Trøndelag health surveys
J Headache Pain, 21 (1), 24
DOI 10.1186/s10194-020-01095-5, PubMed 32160857
Associations between the number of children, age at childbirths and prevalence of chronic low back pain: the Nord-Trøndelag Health Study
BMC Public Health, 20 (1), 1556
DOI 10.1186/s12889-020-09480-0, PubMed 33059635
Development and validation of a prediction model for incident hand osteoarthritis in the HUNT study
Osteoarthritis Cartilage, 28 (7), 932-940
DOI 10.1016/j.joca.2020.04.005, PubMed 32360252
Response to Letter to the Editor: 'Comments on the paper presenting prediction models for incident hand OA in the HUNT study'
Osteoarthritis Cartilage (in press)
DOI 10.1016/j.joca.2020.10.012, PubMed 33279719
Migraine, obesity and body fat distribution - a population-based study
J Headache Pain, 21 (1), 97
DOI 10.1186/s10194-020-01163-w, PubMed 32762643
Caesarean section and the association with migraine: a retrospective register-linked HUNT population cohort study
BMJ Open, 10 (11), e040685
DOI 10.1136/bmjopen-2020-040685, PubMed 33208331
Oedema on STIR modified the effect of amoxicillin as treatment for chronic low back pain with Modic changes-subgroup analysis of a randomized trial
Eur Radiol
DOI 10.1007/s00330-020-07542-w, PubMed 33247344
The association between selected genetic variants and individual differences in experimental pain
Scand J Pain (in press)
DOI 10.1515/sjpain-2020-0091, PubMed 33108341
Criteria for success after surgery for cervical radiculopathy-estimates for a substantial amount of improvement in core outcome measures
Spine J, 20 (9), 1413-1421
DOI 10.1016/j.spinee.2020.05.549, PubMed 32502657
While we wait for new guidelines for treatment of lower back pain
Tidsskr Nor Laegeforen, 140 (8)
DOI 10.4045/tidsskr.20.0181, PubMed 32463191
While we're waiting for new guidelines for the treatment of lumbar pain
Tidsskr. Nor. Laegeforen., 140 (8), 747-748
A randomised controlled trial comparing the effectiveness of surgical and nonsurgical treatment for cervical radiculopathy
BMC Musculoskelet Disord, 21 (1), 171
DOI 10.1186/s12891-020-3188-6, PubMed 32178655
Publications 2019
Parental migraine in relation to migraine in offspring: Family linkage analyses from the HUNT Study
Cephalalgia, 39 (7), 854-862
DOI 10.1177/0333102419828989, PubMed 30714392
Efficacy of antibiotic treatment in patients with chronic low back pain and Modic changes (the AIM study): double blind, randomised, placebo controlled, multicentre trial
BMJ, 367, l5654
DOI 10.1136/bmj.l5654, PubMed 31619437
Variation in Serum PCSK9 (Proprotein Convertase Subtilisin/Kexin Type 9), Cardiovascular Disease Risk, and an Investigation of Potential Unanticipated Effects of PCSK9 Inhibition
Circ Genom Precis Med, 12 (1), e002335
DOI 10.1161/CIRCGEN.118.002335, PubMed 30645169
Predicting the outcome of persistent sciatica using conditioned pain modulation: 1-year results from a prospective cohort study
Scand J Pain, 20 (1), 69-75
DOI 10.1515/sjpain-2019-0112, PubMed 31527299
Complications, reoperations, readmissions, and length of hospital stay in 34 639 surgical cases of lumbar disc herniation
Bone Joint J, 101-B (4), 470-477
DOI 10.1302/0301-620X.101B4.BJJ-2018-1184.R1, PubMed 30929479
Lumbar spine surgery across 15 years: trends, complications and reoperations in a longitudinal observational study from Norway
BMJ Open, 9 (8), e028743
DOI 10.1136/bmjopen-2018-028743, PubMed 31375617
The Rates of LSS Surgery in Norwegian Public Hospitals: A Threefold Increase From 1999 to 2013
Spine (Phila Pa 1976), 44 (6), E372-E378
DOI 10.1097/BRS.0000000000002858, PubMed 30234811
Physical activity and sport participation among adolescents: associations with mental health in different age groups. Results from the Young-HUNT study: a cross-sectional survey
BMJ Open, 9 (9), e028555
DOI 10.1136/bmjopen-2018-028555, PubMed 31488476
Does diabetes influence the probability of experiencing chronic low back pain? A population-based cohort study: the Nord-Trøndelag Health Study
BMJ Open, 9 (9), e031692
DOI 10.1136/bmjopen-2019-031692, PubMed 31515434
The association between insomnia, c-reactive protein, and chronic low back pain: cross-sectional analysis of the HUNT study, Norway
Scand J Pain, 19 (4), 765-777
DOI 10.1515/sjpain-2019-0033, PubMed 31287802
Migraine polygenic risk score associates with efficacy of migraine-specific drugs
Neurol.-Genet., 5 (6), e364
Biological and clinical insights from genetics of insomnia symptoms
Nat Genet, 51 (3), 387-393
DOI 10.1038/s41588-019-0361-7, PubMed 30804566
Psychophysical or spinal reflex measures when assessing conditioned pain modulation?
Eur J Pain, 23 (10), 1879-1889
DOI 10.1002/ejp.1462, PubMed 31359580
Impact of technical variations on the ring-finger test for carpal tunnel syndrome
Clin Neurophysiol Pract, 5, 23-29
DOI 10.1016/j.cnp.2019.11.005, PubMed 31909307
The interplay between sleeplessness and high-sensitivity C-reactive protein on risk of chronic musculoskeletal pain: longitudinal data from the Tromsø Study
Sleep, 42 (9)
DOI 10.1093/sleep/zsz127, PubMed 31135903
Genome-wide association analysis of self-reported daytime sleepiness identifies 42 loci that suggest biological subtypes
Nat Commun, 10 (1), 3503
DOI 10.1038/s41467-019-11456-7, PubMed 31409809
Publications 2018
Do incident musculoskeletal complaints influence mortality? The Nord-Trøndelag Health study
PLoS One, 13 (9), e0203925
DOI 10.1371/journal.pone.0203925, PubMed 30265708
Analysis of shared heritability in common disorders of the brain
Science, 360 (6395)
DOI 10.1126/science.aap8757, PubMed 29930110
Lifestyle factors and risk of migraine and tension-type headache. Follow-up data from the Nord-Trøndelag Health Surveys 1995-1997 and 2006-2008
Cephalalgia, 38 (13), 1919-1926
DOI 10.1177/0333102418764888, PubMed 29517305
Remission of chronic headache: An 11-year follow-up study. Data from the Nord-Trøndelag Health Surveys 1995-1997 and 2006-2008
Cephalalgia, 38 (14), 2026-2034
DOI 10.1177/0333102418769940, PubMed 29629599
Metabolic syndrome as a risk factor for total hip or knee replacement due to primary osteoarthritis: a prospective cohort study (the HUNT study and the Norwegian Arthroplasty Register)
Clin Epidemiol, 10, 83-96
DOI 10.2147/CLEP.S145823, PubMed 29391831
Is chronic low back pain a risk factor for diabetes? The Nord-Trøndelag Health Study
BMJ Open Diabetes Res Care, 6 (1), e000569
DOI 10.1136/bmjdrc-2018-000569, PubMed 30397493
The Nord-Trøndelag Health Study shows increased prevalence of primary recurrent headaches among adolescents over a four-year period
Scand J Pain, 2 (3), 148-152
DOI 10.1016/j.sjpain.2011.03.002, PubMed 29913741
The causal role of smoking on the risk of headache. A Mendelian randomization analysis in the HUNT study
Eur J Neurol, 25 (9), 1148-e102
DOI 10.1111/ene.13675, PubMed 29747220
Genetic variation in P2RX7 and pain tolerance
Pain, 159 (6), 1064-1073
DOI 10.1097/j.pain.0000000000001188, PubMed 29470314
The International Network of Obstetric Survey Systems study of uterine rupture: a descriptive multi-country population-based study
BJOG, 126 (3), 370-381
DOI 10.1111/1471-0528.15271, PubMed 29727918
Migraine and stroke
Tidsskr Nor Laegeforen, 138 (4)
DOI 10.4045/tidsskr.17.0347, PubMed 29460580
Publications 2017
The effect of foetal growth restriction on the development of migraine and tension-type headache in adulthood. The HUNT Study
PLoS One, 12 (4), e0175908
DOI 10.1371/journal.pone.0175908, PubMed 28410431
Prognostic Factors for Persistent Leg-Pain in Patients Hospitalized With Acute Sciatica
Spine (Phila Pa 1976), 42 (5), E272-E279
DOI 10.1097/BRS.0000000000001773, PubMed 28244968
Physical Activity Level and Sport Participation in Relation to Musculoskeletal Pain in a Population-Based Study of Adolescents: The Young-HUNT Study
Orthop J Sports Med, 5 (1), 2325967116685543
DOI 10.1177/2325967116685543, PubMed 28203603
Inverse relationship between type 1 diabetes mellitus and migraine. Data from the Nord-Trøndelag Health Surveys 1995-1997 and 2006-2008
Cephalalgia, 38 (3), 417-426
DOI 10.1177/0333102417690488, PubMed 28114807
Incidence of total hip or knee replacement due to osteoarthritis in relation to thyroid function: a prospective cohort study (The Nord-Trøndelag Health Study)
BMC Musculoskelet Disord, 18 (1), 201
DOI 10.1186/s12891-017-1565-6, PubMed 28521834
Age of menarche is associated with knee joint replacement due to primary osteoarthritis (The HUNT Study and the Norwegian Arthroplasty Register)
Osteoarthritis Cartilage, 25 (10), 1654-1662
DOI 10.1016/j.joca.2017.06.010, PubMed 28705605
Corrigendum to "Age of menarche is associated with knee joint replacement due to primary osteoarthritis (The HUNT Study and the Norwegian Arthroplasty Register)" [Osteoarthr Cartil 25 (2017) 1654-1662]
Osteoarthritis Cartilage, 25 (12), 2148-2149
DOI 10.1016/j.joca.2017.10.006, PubMed 29066295
Is there an association between vitamin D status and risk of chronic low back pain? A nested case-control analysis in the Nord-Trøndelag Health Study
BMJ Open, 7 (11), e018521
DOI 10.1136/bmjopen-2017-018521, PubMed 29175890
Physical activity level at work and risk of chronic low back pain: A follow-up in the Nord-Trøndelag Health Study
PLoS One, 12 (4), e0175086
DOI 10.1371/journal.pone.0175086, PubMed 28394896
The mediating effect of body mass index on the relationship between smoking and hip or knee replacement due to primary osteoarthritis. A population-based cohort study (the HUNT Study)
PLoS One, 12 (12), e0190288
DOI 10.1371/journal.pone.0190288, PubMed 29284048
The causal role of smoking on the risk of hip or knee replacement due to primary osteoarthritis: a Mendelian randomisation analysis of the HUNT study
Osteoarthritis Cartilage, 25 (6), 817-823
DOI 10.1016/j.joca.2016.12.021, PubMed 28049019
A tonic heat test stimulus yields a larger and more reliable conditioned pain modulation effect compared to a phasic heat test stimulus
Pain Rep, 2 (6), e626
DOI 10.1097/PR9.0000000000000626, PubMed 29392240
Variation in selection criteria and approaches to surgery for Lumbar Spinal Stenosis among patients treated in Boston and Norway
Clin Neurol Neurosurg, 156, 77-82
DOI 10.1016/j.clineuro.2017.03.008, PubMed 28359979
The headache of terror: A matched cohort study of adolescents from the Utøya and the HUNT Study
Neurology, 90 (2), e111-e118
DOI 10.1212/WNL.0000000000004805, PubMed 29237795
Antibiotic treatment In patients with chronic low back pain and Modic changes (the AIM study): study protocol for a randomised controlled trial
Trials, 18 (1), 596
DOI 10.1186/s13063-017-2306-8, PubMed 29246188
Overweight, obesity and height as risk factors for meningioma, glioma, pituitary adenoma and nerve sheath tumor: a large population-based prospective cohort study
Acta Oncol, 56 (10), 1302-1309
DOI 10.1080/0284186X.2017.1330554, PubMed 28548875
The impact of body mass index and height on the risk for glioblastoma and other glioma subgroups: a large prospective cohort study
Neuro Oncol, 19 (7), 976-985
DOI 10.1093/neuonc/now272, PubMed 28040713
Shared genetic risk between migraine and coronary artery disease: A genome-wide analysis of common variants
PLoS One, 12 (9), e0185663
DOI 10.1371/journal.pone.0185663, PubMed 28957430
Epigenetic DNA methylation changes associated with headache chronification: A retrospective case-control study
Cephalalgia, 38 (2), 312-322
DOI 10.1177/0333102417690111, PubMed 28103696
Publications 2016
Chronic musculoskeletal complaints as a predictor of mortality-The HUNT study
Pain, 157 (7), 1443-1447
DOI 10.1097/j.pain.0000000000000537, PubMed 26919487
Gene co-expression analysis identifies brain regions and cell types involved in migraine pathophysiology: a GWAS-based study using the Allen Human Brain Atlas
Hum Genet, 135 (4), 425-439
DOI 10.1007/s00439-016-1638-x, PubMed 26899160
Corrigendum: Meta-analysis of 375,000 individuals identifies 38 susceptibility loci for migraine
Nat Genet, 48 (10), 1296
DOI 10.1038/ng1016-1296c, PubMed 27681292
Meta-analysis of 375,000 individuals identifies 38 susceptibility loci for migraine
Nat Genet, 48 (8), 856-66
DOI 10.1038/ng.3598, PubMed 27322543
Migraine and frequent tension-type headache are not associated with multiple sclerosis in a Norwegian case-control study
Mult Scler J Exp Transl Clin, 2, 2055217316682976
DOI 10.1177/2055217316682976, PubMed 28607748
Is there a U-shaped relationship between physical activity in leisure time and risk of chronic low back pain? A follow-up in the HUNT Study
BMC Public Health, 16, 306
DOI 10.1186/s12889-016-2970-8, PubMed 27068452
Sport Participation and the Risk of Anterior Cruciate Ligament Reconstruction in Adolescents: A Population-based Prospective Cohort Study (The Young-HUNT Study)
Am J Sports Med, 44 (11), 2917-2924
DOI 10.1177/0363546516643807, PubMed 27159313
Leisure time physical activity and the risk of hip or knee replacement due to primary osteoarthritis: a population based cohort study (The HUNT Study)
BMC Musculoskelet Disord, 17, 86
DOI 10.1186/s12891-016-0937-7, PubMed 26879518
The Norwegian Cervical Arthroplasty Trial (NORCAT): 2-year clinical outcome after single-level cervical arthroplasty versus fusion-a prospective, single-blinded, randomized, controlled multicenter study
Eur Spine J, 26 (4), 1225-1235
DOI 10.1007/s00586-016-4922-5, PubMed 28012081
Heterotopic ossification and clinical outcome in nonconstrained cervical arthroplasty 2 years after surgery: the Norwegian Cervical Arthroplasty Trial (NORCAT)
Eur Spine J, 25 (7), 2271-8
DOI 10.1007/s00586-016-4549-6, PubMed 27061727
Publications 2015
Migraine as a predictor of mortality: The HUNT study
Cephalalgia, 36 (4), 351-7
DOI 10.1177/0333102415593090, PubMed 26115666
The relationship of anxiety, depression and behavioral problems with recurrent headache in late adolescence – a Young-HUNT follow-up study
J Headache Pain, 16, 10
DOI 10.1186/1129-2377-16-10, PubMed 25595046
Psychiatric comorbidity in childhood and adolescence headache
Curr Pain Headache Rep, 19 (3), 5
DOI 10.1007/s11916-015-0479-y, PubMed 25754599
Association between body height and chronic low back pain: a follow-up in the Nord-Trøndelag Health Study
BMJ Open, 5 (6), e006983
DOI 10.1136/bmjopen-2014-006983, PubMed 26078308
A Comparison of Anthropometric Measures for Assessing the Association between Body Size and Risk of Chronic Low Back Pain: The HUNT Study
PLoS One, 10 (10), e0141268
DOI 10.1371/journal.pone.0141268, PubMed 26506618
Early menarche and chronic widespread musculoskeletal complaints--Results from the HUNT study
Eur J Pain, 20 (3), 458-64
DOI 10.1002/ejp.747, PubMed 26132558
Premonitory symptoms in migraine: A cross-sectional study in 2714 persons
Cephalalgia, 36 (10), 951-9
DOI 10.1177/0333102415620251, PubMed 26643378
Minimally invasive decompression versus x-stop in lumbar spinal stenosis: a randomized controlled multicenter study
Spine (Phila Pa 1976), 40 (2), 77-85
DOI 10.1097/BRS.0000000000000691, PubMed 25575084
Shared genetic basis for migraine and ischemic stroke: A genome-wide analysis of common variants
Neurology, 84 (21), 2132-45
DOI 10.1212/WNL.0000000000001606, PubMed 25934857
Genetic Markers of Human Evolution Are Enriched in Schizophrenia
Biol Psychiatry, 80 (4), 284-292
DOI 10.1016/j.biopsych.2015.10.009, PubMed 26681495
Headache as a predictor for dementia: The HUNT Study
J Headache Pain, 16, 89
DOI 10.1186/s10194-015-0573-x, PubMed 26471177
The Neck Disability Index (NDI) and its correlation with quality of life and mental health measures among patients with single-level cervical disc disease scheduled for surgery
Acta Neurochir (Wien), 157 (10), 1807-12
DOI 10.1007/s00701-015-2534-1, PubMed 26289971
Smoking, obesity and the risk of pituitary adenoma: a large prospective cohort study (The HUNT Study)
Eur J Epidemiol, 31 (1), 95-8
DOI 10.1007/s10654-015-0033-6, PubMed 25903163
Genetic analysis for a shared biological basis between migraine and coronary artery disease
Neurol Genet, 1 (1), e10
DOI 10.1212/NXG.0000000000000010, PubMed 27066539
Caesarean section rates in subgroups of women and perinatal outcomes
BJOG, 123 (5), 754-61
DOI 10.1111/1471-0528.13520, PubMed 26216434
Gene-based pleiotropy across migraine with aura and migraine without aura patient groups
Cephalalgia, 36 (7), 648-57
DOI 10.1177/0333102415591497, PubMed 26660531
Publications 2014
Anxiety, depression and behavioral problems among adolescents with recurrent headache: the Young-HUNT study
J Headache Pain, 15, 38
DOI 10.1186/1129-2377-15-38, PubMed 24925252
Blood pressure as a risk factor for headache and migraine: a prospective population-based study
Eur J Neurol, 22 (1), 156-62, e10-1
DOI 10.1111/ene.12547, PubMed 25155744
Public and private health service in Norway: a comparison of patient characteristics and surgery criteria for patients with nerve root affections due to discus herniation
Eur Spine J, 23 (9), 1984-91
DOI 10.1007/s00586-014-3293-z, PubMed 24898309
Do abnormal serum lipid levels increase the risk of chronic low back pain? The Nord-Trøndelag Health Study
PLoS One, 9 (9), e108227
DOI 10.1371/journal.pone.0108227, PubMed 25233233
Candidate-gene association study searching for genetic factors involved in migraine chronification
Cephalalgia, 35 (6), 500-7
DOI 10.1177/0333102414547141, PubMed 25169732
Concordance of genetic risk across migraine subgroups: Impact on current and future genetic association studies
Cephalalgia, 35 (6), 489-99
DOI 10.1177/0333102414547784, PubMed 25179292
Recurrent headache and interpersonal violence in adolescence: the roles of psychological distress, loneliness and family cohesion: the HUNT study
J Headache Pain, 15, 35
DOI 10.1186/1129-2377-15-35, PubMed 24912800
Musculoskeletal disorders and the Global Burden of Disease study
Ann Rheum Dis, 73 (6), 949-50
DOI 10.1136/annrheumdis-2014-205327, PubMed 24790065
The relationship between headache and religious attendance (the Nord-Trøndelag health study-HUNT)
J Headache Pain, 15, 1
DOI 10.1186/1129-2377-15-1, PubMed 24386923
Publications 2013
Genome-wide meta-analysis identifies new susceptibility loci for migraine
Nat Genet, 45 (8), 912-917
DOI 10.1038/ng.2676, PubMed 23793025
Headache as a risk factor for dementia: a prospective population-based study
Cephalalgia, 34 (5), 327-35
DOI 10.1177/0333102413513181, PubMed 24265286
Does high blood pressure reduce the risk of chronic low back pain? The Nord-Trøndelag Health Study
Eur J Pain, 18 (4), 590-8
DOI 10.1002/j.1532-2149.2013.00398.x, PubMed 24019262
Body mass index as a risk factor for developing chronic low back pain: a follow-up in the Nord-Trøndelag Health Study
Spine (Phila Pa 1976), 38 (2), 133-9
DOI 10.1097/BRS.0b013e3182647af2, PubMed 22718225
Urinary albumin excretion as a marker of endothelial dysfunction in migraine sufferers: the HUNT study, Norway
BMJ Open, 3 (8)
DOI 10.1136/bmjopen-2013-003268, PubMed 23943777
Smoking as a risk factor for chronic musculoskeletal complaints is influenced by age. The HUNT study
Pain, 154 (7), 1073-9
DOI 10.1016/j.pain.2013.03.015, PubMed 23623251
The impact of headache and chronic musculoskeletal complaints on the risk of insomnia: longitudinal data from the Nord-Trøndelag health study
J Headache Pain, 14, 24
DOI 10.1186/1129-2377-14-24, PubMed 23566158
Potentially traumatic interpersonal events, psychological distress and recurrent headache in a population-based cohort of adolescents: the HUNT study
BMJ Open, 3 (7)
DOI 10.1136/bmjopen-2013-002997, PubMed 23901028
Magnetic resonance imaging evaluation after implantation of a titanium cervical disc prosthesis: a comparison of 1.5 and 3 Tesla magnet strength
Eur Spine J, 22 (10), 2296-302
DOI 10.1007/s00586-013-2994-z, PubMed 24061966
Randomised trial on episodic cluster headache with an angiotensin II receptor blocker
Cephalalgia, 33 (12), 1026-34
DOI 10.1177/0333102413484989, PubMed 23598371
Body mass index and the risk of meningioma, glioma and schwannoma in a large prospective cohort study (The HUNT Study)
Br J Cancer, 109 (1), 289-94
DOI 10.1038/bjc.2013.304, PubMed 23778522
Migraine, headache and development of metabolic syndrome: an 11-year follow-up in the Nord-Trøndelag Health Study (HUNT)
Pain, 154 (8), 1305-11
DOI 10.1016/j.pain.2013.04.007, PubMed 23726372
Publications 2012
Genome-wide association study to identify common variants associated with brachial circumference: a meta-analysis of 14 cohorts
PLoS One, 7 (3), e31369
DOI 10.1371/journal.pone.0031369, PubMed 22479309
Genome-wide association analysis identifies susceptibility loci for migraine without aura
Nat Genet, 44 (7), 777-82
DOI 10.1038/ng.2307, PubMed 22683712
The bidirectional relationship between headache and chronic musculoskeletal complaints: an 11-year follow-up in the Nord-Trøndelag Health Study (HUNT)
Eur J Neurol, 19 (11), 1447-54
DOI 10.1111/j.1468-1331.2012.03725.x, PubMed 22519547
OS046. Genome-wide association scans identify novel maternalsusceptibility loci for preeclampsia
Pregnancy Hypertens, 2 (3), 202
DOI 10.1016/j.preghy.2012.04.047, PubMed 26105260
Publications 2011
Increased headache prevalence in female adolescents and adult women with early menarche. The Head-HUNT Studies
Eur J Neurol, 18 (2), 321-8
DOI 10.1111/j.1468-1331.2010.03143.x, PubMed 20636369
A 4-year follow-up of patients with medication-overuse headache previously included in a randomized multicentre study
J Headache Pain, 12 (3), 315-22
DOI 10.1007/s10194-010-0285-1, PubMed 21207237
Increasing prevalence of chronic musculoskeletal complaints. A large 11-year follow-up in the general population (HUNT 2 and 3)
Pain Med, 12 (11), 1657-66
DOI 10.1111/j.1526-4637.2011.01240.x, PubMed 21939496
Risk factors for medication-overuse headache: an 11-year follow-up study. The Nord-Trøndelag Health Studies
Pain, 153 (1), 56-61
DOI 10.1016/j.pain.2011.08.018, PubMed 22018971
Chronic idiopathic pain in adolescence--high prevalence and disability: the young HUNT Study 2008
Pain, 152 (10), 2259-2266
DOI 10.1016/j.pain.2011.05.007, PubMed 21683528
Migrainous infarction: a Nordic multicenter study
Eur J Neurol, 18 (10), 1220-6
DOI 10.1111/j.1468-1331.2011.03364.x, PubMed 21414105
Headache and musculoskeletal complaints among subjects with self reported whiplash injury: the HUNT-2 study
BMC Musculoskelet Disord, 12, 129
DOI 10.1186/1471-2474-12-129, PubMed 21651816
Clinical characteristics, pain, and disability in relation to alar ligament MRI findings
Spine (Phila Pa 1976), 36 (13), E862-7
DOI 10.1097/BRS.0b013e3181ff1dde, PubMed 21289550
The long-term effect of insomnia on primary headaches: a prospective population-based cohort study (HUNT-2 and HUNT-3)
Headache, 51 (4), 570-80
DOI 10.1111/j.1526-4610.2011.01859.x, PubMed 21457241
Association between blood pressure measures and recurrent headache in adolescents: cross-sectional data from the HUNT-Youth study
J Headache Pain, 12 (3), 347-53
DOI 10.1007/s10194-011-0304-x, PubMed 21301921
Publications 2010
Genome-wide association study of migraine implicates a common susceptibility variant on 8q22.1
Nat Genet, 42 (10), 869-73
DOI 10.1038/ng.652, PubMed 20802479
The impact of body mass index on the prevalence of low back pain: the HUNT study
Spine (Phila Pa 1976), 35 (7), 764-8
DOI 10.1097/BRS.0b013e3181ba1531, PubMed 20228714
Associations between serum lipid levels and chronic low back pain
Epidemiology, 21 (6), 837-41
DOI 10.1097/EDE.0b013e3181f20808, PubMed 20798637
Time trends in the prevalence of headache disorders. The Nord-Trondelag Health Studies (HUNT 2 and HUNT 3)
Cephalalgia, 31 (5), 585-96
DOI 10.1177/0333102410391488, PubMed 21123626
[Neck pain with and without affection of nerve roots]
Tidsskr Nor Laegeforen, 130 (22), 2252-5
DOI 10.4045/tidsskr.09.1285, PubMed 21109848
Associations between sleep disturbance and primary headaches: the third Nord-Trøndelag Health Study
J Headache Pain, 11 (3), 197-206
DOI 10.1007/s10194-010-0201-8, PubMed 20224943
An unfavorable lifestyle and recurrent headaches among adolescents: the HUNT study
Neurology, 75 (8), 712-7
DOI 10.1212/WNL.0b013e3181eee244, PubMed 20720191
Cost of disorders of the brain in Norway
Acta Neurol Scand Suppl (190), 1-5
DOI 10.1111/j.1600-0404.2010.01367.x, PubMed 20586727
Headache, migraine and cardiovascular risk factors: the HUNT study
Eur J Neurol, 18 (3), 504-11
DOI 10.1111/j.1468-1331.2010.03199.x, PubMed 20825470
Publications 2009
The effect of pregnancy and parity on headache prevalence: the Head-HUNT study
Headache, 49 (6), 851-9
DOI 10.1111/j.1526-4610.2009.01438.x, PubMed 19545250
High dietary caffeine consumption is associated with a modest increase in headache prevalence: results from the Head-HUNT Study
J Headache Pain, 10 (3), 153-9
DOI 10.1007/s10194-009-0114-6, PubMed 19308315
The validity of questionnaire-based diagnoses: the third Nord-Trøndelag Health Study 2006-2008
J Headache Pain, 11 (1), 67-73
DOI 10.1007/s10194-009-0174-7, PubMed 19946790
Lateralization in cluster headache: a Nordic multicenter study
J Headache Pain, 10 (4), 259-63
DOI 10.1007/s10194-009-0129-z, PubMed 19495933
Publications 2008
Comorbidity of headache and gastrointestinal complaints. The Head-HUNT Study
Cephalalgia, 28 (2), 144-51
DOI 10.1111/j.1468-2982.2007.01486.x, PubMed 18197884
Depression and anxiety in relation to catechol-O-methyltransferase Val158Met genotype in the general population: the Nord-Trøndelag Health Study (HUNT)
BMC Psychiatry, 8, 48
DOI 10.1186/1471-244X-8-48, PubMed 18578865
Management of medication overuse headache: 1-year randomized multicentre open-label trial
Cephalalgia, 29 (2), 221-32
DOI 10.1111/j.1468-2982.2008.01711.x, PubMed 18823363
COMT genotypes and use of antipsychotic medication: linking population-based prescription database to the HUNT study
Pharmacoepidemiol Drug Saf, 17 (4), 372-7
DOI 10.1002/pds.1567, PubMed 18302304
A face-to-face interview of participants in HUNT 3: the impact of the screening question on headache prevalence
J Headache Pain, 9 (5), 289-94
DOI 10.1007/s10194-008-0062-6, PubMed 18690490
The association between diabetes mellitus, glucose, and chronic musculoskeletal complaints. Results from the Nord-Trøndelag Health Study
BMC Musculoskelet Disord, 9, 160
DOI 10.1186/1471-2474-9-160, PubMed 19055732
Physical inactivity is associated with chronic musculoskeletal complaints 11 years later: results from the Nord-Trøndelag Health Study
BMC Musculoskelet Disord, 9, 159
DOI 10.1186/1471-2474-9-159, PubMed 19046448
Magnetic resonance imaging assessment of the alar ligaments in whiplash injuries: a case-control study
Spine (Phila Pa 1976), 33 (18), 2012-6
DOI 10.1097/BRS.0b013e31817bb0bd, PubMed 18708935
High pulse pressure protects against headache: prospective and cross-sectional data (HUNT study)
Neurology, 70 (16), 1329-36
DOI 10.1212/01.wnl.0000309222.79376.57, PubMed 18413586
Physical activity and headache: results from the Nord-Trøndelag Health Study (HUNT)
Cephalalgia, 28 (12), 1292-7
DOI 10.1111/j.1468-2982.2008.01678.x, PubMed 18771495
Publications 2007
Is headache related to asthma, hay fever, and chronic bronchitis? The Head-HUNT Study
Headache, 47 (2), 204-12
DOI 10.1111/j.1526-4610.2006.00597.x, PubMed 17300360
Headache prevalence related to diabetes mellitus. The Head-HUNT study
Eur J Neurol, 14 (7), 738-44
DOI 10.1111/j.1468-1331.2007.01765.x, PubMed 17594328
Hormone replacement therapy and headache prevalence in postmenopausal women. The Head-HUNT study
Eur J Neurol, 14 (1), 73-8
DOI 10.1111/j.1468-1331.2006.01557.x, PubMed 17222117
Migraine aura or transient ischemic attacks? A five-year follow-up case-control study of women with transient central nervous system disorders in pregnancy
BMC Med, 5, 19
DOI 10.1186/1741-7015-5-19, PubMed 17640340
High systolic blood pressure is associated with Val/Val genotype in the catechol-o-methyltransferase gene. The Nord-Trøndelag Health Study (HUNT)
Am J Hypertens, 20 (1), 21-6
DOI 10.1016/j.amjhyper.2006.05.023, PubMed 17198907
The impact of the catechol-O-methyltransferase Val158Met polymorphism on survival in the general population--the HUNT study
BMC Med Genet, 8, 34
DOI 10.1186/1471-2350-8-34, PubMed 17577421
Potentials and pitfalls in analytical headache epidemiological studies--lessons to be learned from the Head-HUNT study
Cephalalgia, 27 (5), 403-13
DOI 10.1111/j.1468-2982.2007.01302.x, PubMed 17448178
Potentials and pitfalls in analytical headache epidemiological studies: lessons to be learned from the Head-HUNT study
Blackwell, [Oxford?], Bl. 403-413
BIBSYS 070990417
The global burden of headache: a documentation of headache prevalence and disability worldwide
Cephalalgia, 27 (3), 193-210
DOI 10.1111/j.1468-2982.2007.01288.x, PubMed 17381554
The Global burden of headache: a documentation of headache prevalence and disability worldwide
Blackwell, [Oxford?], Bl. 193-210
BIBSYS 070990352
Is headache related to asthma, hay fever, and chronic bronchitis?: the Head-HUNT study
Blackwell, [Oxford?], Bl. 204-212
BIBSYS 070993254
The Impact of the catechol-O-methyltransferase Val158Met polymorphism on survival in the general population: the HUNT study
BioMed Central, [S.l.], 22, [3] bl.
BIBSYS 070993351
Publications 2006
Headache prevalence related to smoking and alcohol use. The Head-HUNT Study
Eur J Neurol, 13 (11), 1233-8
DOI 10.1111/j.1468-1331.2006.01492.x, PubMed 17038038
Oral contraceptives and increased headache prevalence: the Head-HUNT Study
Neurology, 66 (3), 349-53
DOI 10.1212/01.wnl.0000196481.57994.09, PubMed 16476933
Analgesic overuse among adolescents with headache: the Head-HUNT-Youth Study
Neurology, 66 (2), 198-201
DOI 10.1212/01.wnl.0000193630.03650.19, PubMed 16434653
Sick leave is related to frequencies of migraine and non-migrainous headache--The HUNT Study
Cephalalgia, 26 (8), 960-7
DOI 10.1111/j.1468-2982.2006.01151.x, PubMed 16886932
The association between headache and Val158Met polymorphism in the catechol-O-methyltransferase gene: the HUNT Study
J Headache Pain, 7 (2), 70-4
DOI 10.1007/s10194-006-0281-7, PubMed 16688411
No association between chronic musculoskeletal complaints and Val158Met polymorphism in the Catechol-O-methyltransferase gene. The HUNT study
BMC Musculoskelet Disord, 7, 40
DOI 10.1186/1471-2474-7-40, PubMed 16674809
Incidence of musculoskeletal complaints in a large adult Norwegian county population. The HUNT Study
Spine (Phila Pa 1976), 31 (18), 2146-50
DOI 10.1097/01.brs.0000231734.56161.6b, PubMed 16915104
Migraine with and without aura: association with depression and anxiety disorder in a population-based study. The HUNT Study
Cephalalgia, 26 (1), 1-6
DOI 10.1111/j.1468-2982.2005.00974.x, PubMed 16396660
Blink reflex R2 amplitudes in cervicogenic headache, chronic tension-type headache and migraine
Cephalalgia, 26 (10), 1186-91
DOI 10.1111/j.1468-2982.2006.01189.x, PubMed 16961784
Epidemiology of headache in Europe
Eur J Neurol, 13 (4), 333-45
DOI 10.1111/j.1468-1331.2006.01184.x, PubMed 16643310
One-year prevalence of chronic musculoskeletal pain in a large adult Norwegian county population: relations with age and gender : the HUNT study
Haworth Press, [Binghamton, N.Y.], S. 21-28
BIBSYS 061564931
One-year prevalence of chronic musculoskeletal pain in a large adult Norwegian county population: Relations with age and gender - The HUNT Study
J. Musculoskelet. Pain, 14 (1), 21-28
Publications 2005
Headache and transient focal neurological symptoms duringpregnancy, a prospective cohort
Blackwell Munksgaard, [Oxford], Bl. 233-237
BIBSYS 061145939
Headache and transient focal neurological symptoms during pregnancy, a prospective cohort
Acta Neurol Scand, 111 (4), 233-7
DOI 10.1111/j.1600-0404.2005.00350.x, PubMed 15740574
Do high TSH values protect against chronic musculoskeletal complaints? The Nord-Trøndelag Health Study (HUNT)
Pain, 113 (3), 416-421
DOI 10.1016/j.pain.2004.11.022, PubMed 15661451
Does hypertension protect against chronic musculoskeletalcomplaints?: the Nord-Trøndelag Health Study
American Medical Association, [Chicago], Bl. 916-922
BIBSYS 061152048
Does hypertension protect against chronic musculoskeletal complaints? The Nord-Trøndelag Health Study
Arch Intern Med, 165 (8), 916-22
DOI 10.1001/archinte.165.8.916, PubMed 15851644
Low socioeconomic status is associated with chronic musculoskeletal complaints among 46,901 adults in Norway
Scand J Public Health, 33 (4), 268-75
DOI 10.1080/14034940510005699, PubMed 16087489
Do high TSH values protect against chronic musculoskeletal complaints?: the Nord-Trøndelag Health Study (HUNT)
Elsevier, [Amsterdam?], Bl. [416]-421
BIBSYS 061146102
Low socioeconomic status is associated with chronic musculoskeletal complaints among 46,901 adults in Norway
Taylor & Francis, [Basingstoke?], Bl. [268]-275
BIBSYS 061152072
Kronisk nakkeslengsyndrom er ingen indikasjon for kraniocervikal fiksasjon
[Den norske lægeforening], [Oslo], S. 2939-2941
BIBSYS 061124486
[Chronic whiplash syndrome is no indication for craniocervical fixation]
Tidsskr Nor Laegeforen, 125 (21), 2939-41
PubMed 16276376
Publications 2004
Headache prevalence related to haemoglobin and ferritin. The HUNT Study
Cephalalgia, 24 (9), 758-62
DOI 10.1111/j.1468-2982.2004.00756.x, PubMed 15315532
Headahce prevalence related to haemoglobin and ferritin: the HUNT study
Blackwell, [Oxford], Bl. 758-762
BIBSYS 050432885
Analgesic overuse among subjects with headache, neck, andlow-back pain
AAN Enterprises, [Philadelphia], Bl. 1540-1544
BIBSYS 050432753
The Prevalence of migraine and tension-type headaches among adolescents in Norway: the Nord-Trøndelag health study (Head-HUNT-Youth), a large population-based epidemiological study
Blackwell, [Oxford], Bl. 373-379
BIBSYS 050292609
Analgesic overuse among subjects with headache, neck, and low-back pain
Neurology, 62 (9), 1540-4
DOI 10.1212/01.wnl.0000123262.96132.fc, PubMed 15136678
The prevalence of migraine and tension-type headaches among adolescents in Norway. The Nord-Trøndelag Health Study (Head-HUNT-Youth), a large population-based epidemiological study
Cephalalgia, 24 (5), 373-9
DOI 10.1111/j.1468-2982.2004.00680.x, PubMed 15096226
Publications 2003
Placebo response in clinical randomized trials of analgesics in migraine
Cephalalgia, 23 (7), 487-90
DOI 10.1046/j.1468-2982.2003.00528.x, PubMed 12950372
Depression and anxiety disorders associated with headache frequency. The Nord-Trøndelag Health Study
Eur J Neurol, 10 (2), 147-52
DOI 10.1046/j.1468-1331.2003.00551.x, PubMed 12603289
Depression and anxiety disorders associated with headachefrequency: the Nord-Trondelag Health Study
In European journal of neurology, Rapid Science, Oxford, 10(2003)2, s.147-52
BIBSYS 041729439
Analgesic use: a predictor of chronic pain and medication overuse headache: the Head-HUNT Study
Neurology, 61 (2), 160-4
DOI 10.1212/01.wnl.0000069924.69078.8d, PubMed 12874392
The validity of 'recognition-based' headache diagnoses in adolescents. Data from the Nord-Trøndelag Health Study 1995-97, Head-HUNT-Youth
Cephalalgia, 23 (3), 223-9
DOI 10.1046/j.1468-2982.2003.00498.x, PubMed 12662191
Publications 2002
Metabolic changes in the cerebrospinal fluid of patients with lumbar disc herniation or spinal stenosis
J Neurosci Res, 69 (5), 692-5
DOI 10.1002/jnr.10357, PubMed 12210836
The co-occurrence of headache and musculoskeletal symptoms amongst 51 050 adults in Norway
Eur J Neurol, 9 (5), 527-33
DOI 10.1046/j.1468-1331.2002.00451.x, PubMed 12220386
Blood pressure and risk of headache: a prospective study of 22 685 adults in Norway
J Neurol Neurosurg Psychiatry, 72 (4), 463-6
DOI 10.1136/jnnp.72.4.463, PubMed 11909904
Low socio-economic status is associated with increased risk of frequent headache: a prospective study of 22718 adults in Norway
Cephalalgia, 22 (8), 672-9
DOI 10.1046/j.1468-2982.2002.00413.x, PubMed 12383064
Metabolic changes in the cerebrospinal fluid of patients witn lumbar disc herniation or spinal stenosis
Wiley-Liss, [New York], S. [692]-695
BIBSYS 030938457
A susceptibility locus for migraine with aura, on chromosome 4q24
Am J Hum Genet, 70 (3), 652-62
DOI 10.1086/339078, PubMed 11836652
Publications 2001
Low headache prevalence amongst women with high TSH values
In European journal of neurology, Rapid Science, Oxford, 8(2001)nr 6, s.693-699
BIBSYS 022055673
Low headache prevalence amongst women with high TSH values
Eur J Neurol, 8 (6), 693-9
DOI 10.1046/j.1468-1331.2001.00310.x, PubMed 11784355
Comparison of two physical exercise programs for the early intervention of pain in the neck, shoulders and lower back in female hospital staff
J Rehabil Med, 33 (4), 156-61
DOI 10.1080/165019701750300618, PubMed 11506213
Eight year outcome after surgery for lumbar disc herniation: a comparison of reoperated and not reoperated patients
Springer, [Wien], S. [607]-611
BIBSYS 012204978
Eight year outcome after surgery for lumbar disc herniation: a comparison of reoperated and not reoperated patients
Acta Neurochir (Wien), 143 (6), 607-610; discussion 610-11
DOI 10.1007/s007010170066, PubMed 11534678
Low headache prevalence amongst women with high TSH values: head-HUNT - a large population-based study
EFNS, [S.l.], S. 693-699
BIBSYS 021293503
Repeatability of dermatomal warm and cold sensory thresholds in patients with sciatica
Eur Spine J, 11 (5), 441-6
DOI 10.1007/s005860100333, PubMed 12384751
Publications 2000
Proton magnetic resonance spectroscopy of cerebrospinal fluid in neurodegenerative disease: indication of glial energy impairment in Huntington chorea, but not Parkinson disease
J Neurosci Res, 60 (6), 779-82
DOI 10.1002/1097-4547(20000615)60:6<779::AID-JNR10>3.0.CO;2-M, PubMed 10861790
Head-HUNT: validity and reliability of a headache questionnaire in a large population-based study in Norway
Cephalalgia, 20 (4), 244-51
DOI 10.1046/j.1468-2982.2000.00049.x, PubMed 10999674
Prevalence of migraine and non-migrainous headache--head-HUNT, a large population-based study
Cephalalgia, 20 (10), 900-6
DOI 10.1046/j.1468-2982.2000.00145.x, PubMed 11304025
[Long-term follow-up after surgery for lumbar disk herniation]
Tidsskr Nor Laegeforen, 120 (24), 2868-71
PubMed 11143406
Lumbar nerve root compression: biochemical & neurophysiological aspects
In Dissertations at the Faculty of Medicine, NTNU, The Faculty, [Trondheim], [166], 1 b. (flere pag.)
BIBSYS 000867284
Head-HUNT: validity and reliability of a headache questionnaire in alarge population-based study in Norway
Blackwell Science, [Oxford], Bl. 244-251.
BIBSYS 010507922
Publications 1999
Higher levels of antibodies against the psoriasis-associated antigen pso p27 in cerebrospinal fluid from patients with low back pain and sciatica
Spine (Phila Pa 1976), 24 (4), 373-7
DOI 10.1097/00007632-199902150-00016, PubMed 10065522
Publications 1998
Thermal sensitivity in unilateral headaches
Cephalalgia, 18 (10), 675-83; discussion 657
DOI 10.1046/j.1468-2982.1998.1810675.x, PubMed 9950624
Reliability of cephalic thermal thresholds in healthy subjects
Cephalalgia, 18 (8), 574-82
DOI 10.1046/j.1468-2982.1998.1808574.x, PubMed 9827251
Five-year survival in patients with endometrioid carcinoma of the ovary versus those with serous carcinoma
Eur J Gynaecol Oncol, 19 (3), 225-8
PubMed 9641218
Warm and cold sensory thresholds in patients with unilateral sciatica: C fibers are more severely affected than A-delta fibers
Acta Neurol Scand, 97 (1), 41-5
DOI 10.1111/j.1600-0404.1998.tb00607.x, PubMed 9482677
Publications 1997
Cerebrospinal fluid lactate and glutamine are reduced in multiple sclerosis
Acta Neurol Scand, 95 (1), 9-12
DOI 10.1111/j.1600-0404.1997.tb00060.x, PubMed 9048978
The reproducibility of cephalic pain pressure thresholds in control subjects and headache patients
Cephalalgia, 17 (7), 748-55
DOI 10.1046/j.1468-2982.1997.1707748.x, PubMed 9399004
Neck mobility in different headache disorders
[American Association for the Study of Headache], [San Clemente], S. 6-11
BIBSYS 981244181
Nuclear magnetic resonance spectroscopy of cerebrospinal fluid from patients with low back pain and sciatica
Lippincott-Raven, [Philadelphia, Pa.], S. 2112-2116
BIBSYS 981244157
Neck mobility in different headache disorders
Headache, 37 (1), 6-11
DOI 10.1046/j.1526-4610.1997.3701006.x, PubMed 9046716
Nuclear magnetic resonance spectroscopy of cerebrospinal fluid from patients with low back pain and sciatica
Spine (Phila Pa 1976), 22 (18), 2112-6
DOI 10.1097/00007632-199709150-00009, PubMed 9322323
Publications 1996
Psychosocial factors and MMPI-2 patterns in migraine, cluster headache, tension-type headache, and cervicogenic headache
CIC Edizioni Internazionali, Roma, S. 167-174
BIBSYS 981244238
Publications 1995
[Elevated intracranial pressure following brain infarction--a retrospective study]
Tidsskr Nor Laegeforen, 115 (2), 203-6
PubMed 7855810
[Elevated intracranial pressure following brain infarction--therapeutical possibilities]
Tidsskr Nor Laegeforen, 115 (2), 207-9
PubMed 7855811
Cervicogenic headache. Long-term results of radiofrequency treatment of the planum nuchale
Funct Neurol, 10 (6), 265-71
PubMed 8837990
Exteroceptive suppression of temporalis muscle activity: a blind study of tension-type headache, migraine, and cervicogenic headache
Headache, 35 (6), 338-43
DOI 10.1111/j.1526-4610.1995.hed3506338.x, PubMed 7635719
Publications 1994
The blink reflex in chronic tension-type headache, migraine, and cervicogenic headache
Cephalalgia, 14 (6), 447-50; discussion 394-5
DOI 10.1046/j.1468-2982.1994.1406447.x, PubMed 7697706
Tension headache: botulinum toxin paralysis of temporal muscles
Headache, 34 (8), 458-62
DOI 10.1111/j.1526-4610.1994.hed3408458.x, PubMed 7960729
[Percutaneous lumbar diskectomy]
Tidsskr Nor Laegeforen, 114 (24), 2845-7
PubMed 7998032
Publications 1993
[Mononucleosis and neurological manifestations]
Tidsskr Nor Laegeforen, 113 (12), 1461-2
PubMed 7741803
Publications 1987
CO2 sensitivity in humans breathing 1 or 2% CO2 in air
Acta Physiol Scand, 129 (2), 195-202
DOI 10.1111/j.1748-1716.1987.tb08059.x, PubMed 3107346