
Dag Helge Strand
- Head of Section
- +47 23013091
Publications 2024
Enantiomer-specific analysis of amphetamine in urine, oral fluid and blood
48 (5), 254-262
DOI 10.1093/jat/bkae038, PubMed 38706158
Publications 2023
Comparative Evaluation of Carboxyhemoglobin Quantification in Postmortem Whole Blood by CO-Oximetry and Headspace Gas Chromatography with Flame Ionization Detection and Atom Absorption Spectrophotometry
47 (3), 311-316
DOI 10.1093/jat/bkac099, PubMed 36495201
Publications 2020
Drug use may cause unexpected findings during urinary drug analysis
Tidsskr. Nor. Laegeforen., 140 (13), 1375
[Use of medicinal drugs may yield unexpected findings for analysis of drugs of abuse in urine]
140 (13)
DOI 10.4045/tidsskr.20.0237, PubMed 32998501
Publications 2019
Detection Time of Oxazepam and Zopiclone in Urine and Oral Fluid after Experimental Oral Dosing
43 (5), 369-377
DOI 10.1093/jat/bky083, PubMed 30615130
Publications 2018
Determination of 12 commonly found compounds in DUID cases in whole blood using fully automated supported liquid extraction and UHPLC-MS/MS
1093-1094, 8-23
DOI 10.1016/j.jchromb.2018.06.050, PubMed 29980102
Metabolites of Heroin in Several Different Post-mortem Matrices
42 (5), 311-320
DOI 10.1093/jat/bky002, PubMed 29409037
Publications 2017
THC and CBD in blood samples and seizures in Norway: Does CBD affect THC-induced impairment in apprehended subjects?
276, 12-17
DOI 10.1016/j.forsciint.2017.04.006, PubMed 28463706
Publications 2016
Determination of 21 drugs in oral fluid using fully automated supported liquid extraction and UHPLC-MS/MS
9 (5), 808-823
DOI 10.1002/dta.2045, PubMed 27464485
Detection of Nitrobenzodiazepines and Their 7-Amino Metabolites in Oral Fluid
40 (4), 310-2
DOI 10.1093/jat/bkw020, PubMed 27013620
Publications 2015
Determination of safety margins for whole blood concentrations of alcohol and nineteen drugs in driving under the influence cases
259, 119-26
DOI 10.1016/j.forsciint.2015.12.009, PubMed 26773222
Publications 2014
Evaluation of ¹³C- and ²H-labeled internal standards for the determination of amphetamines in biological samples, by reversed-phase ultra-high performance liquid chromatography-tandem mass spectrometry
1344, 83-90
DOI 10.1016/j.chroma.2014.04.020, PubMed 24780257
Long-term stability of morphine, codeine, and 6-acetylmorphine in real-life whole blood samples, stored at -20°C
239, 6-10
DOI 10.1016/j.forsciint.2014.03.008, PubMed 24709028
Publications 2013
Determination of buprenorphine, fentanyl and LSD in whole blood by UPLC-MS-MS
37 (3), 159-65
DOI 10.1093/jat/bkt005, PubMed 23423312
Has the intake of THC by cannabis users changed over the last decade? Evidence of increased exposure by analysis of blood THC concentrations in impaired drivers
226 (1-3), 197-201
DOI 10.1016/j.forsciint.2013.01.017, PubMed 23415163
Publications 2011
¹³C labelled internal standards--a solution to minimize ion suppression effects in liquid chromatography-tandem mass spectrometry analyses of drugs in biological samples?
1218 (52), 9366-74
DOI 10.1016/j.chroma.2011.10.081, PubMed 22119139
Determination of γ-hydroxybutyrate (GHB), β-hydroxybutyrate (BHB), pregabalin, 1,4-butane-diol (1,4BD) and γ-butyrolactone (GBL) in whole blood and urine samples by UPLC-MSMS
885-886, 37-42
DOI 10.1016/j.jchromb.2011.12.009, PubMed 22226469
Publications 2008
Determination of opiates and cocaine in urine by high pH mobile phase reversed phase UPLC-MS/MS
877 (4), 421-32
DOI 10.1016/j.jchromb.2008.12.052, PubMed 19144579
Publications 1990
Determination of breath-ethanol concentration by Intoxilyzer 5000
40, 115-22
PubMed 2135843