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Journal of Analytical Toxicology|August 18, 2005
An automated alcohol dehydrogenase method for ethanol quantification in urine and whole bloodLena Kristoffersen, Anne Smith-KiellandJournal of Analytical Toxicology|August 21, 2020
Quantitative Determination of Ethyl Glucuronide and Ethyl Sulfate in Postmortem and Antemortem Whole Blood Using Phospholipid Removal 96-Well Plate and UHPLC-MS-MSDelvin Sidqey, Veronica Horpestad Liane, Lena KristoffersenForensic Science International|July 18, 2006
Headspace gas chromatographic determination of ethanol: the use of factorial design to study effects of blood storage and headspace conditions on ethanol stability and acetaldehyde formation in whole blood and plasmaLena Kristoffersen, Liv-Ellen Stormyhr, Anne Smith-KiellandForensic Science International|June 14, 2016
Ethanol elimination rates at low concentrations based on two consecutive blood samplesGudrun Høiseth, Elisabeth Wiik, Lena Kristoffersen, et al.Forensic Science International|June 23, 2023
Driving under the influence of zopiclone: Elimination between two consecutive blood samplesMaren Cecilie Strand, Øyvind Bleka, Lena Kristoffersen, et al.Journal of Analytical Toxicology|November 1, 2016
EtG and EtS in Autopsy Blood Samples With and Without Putrefaction Using UPLC-MS-MSSolfrid Hegstad, Lena Kristoffersen, Veronica H Liane, et al.Forensic Science International|October 30, 2025
Elimination of EtG and EtS between two consecutive blood samples in apprehended driversJan Toralf Fosen, Øyvind Bleka, Knut Hjelmeland, et al.Forensic Science International|February 19, 2013
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 driversVigdis Vindenes, Dag Helge Strand, Lena Kristoffersen, et al.Journal of Analytical Toxicology|April 6, 2005
Fast quantification of ethanol in whole blood specimens by the enzymatic alcohol dehydrogenase method. Optimization by experimental designLena Kristoffersen, Bjørn Skuterud, Bente R Larssen, et al.Journal of Analytical Toxicology|December 10, 2022
Comparative Evaluation of Carboxyhemoglobin Quantification in Postmortem Whole Blood by CO-Oximetry and Headspace Gas Chromatography with Flame Ionization Detection and Atom Absorption SpectrophotometryLena Kristoffersen, Merete Vevelstad, Inger-Ann Hansen, et al.Pageof 2