Concepedia

Unni Johansen

UJ

7

Publications

615

Citations

7

H-Index

2006

Active since

Affiliations

Norwegian Institute of Public Health(Current)

Unni Johansen is an author at Norwegian Institute of Public Health specializing in medicine, pharmacology, and bioanalysis.

Top concepts

MedicinePharmacologyBioanalysisBiochemistryDrug AnalysisChromatographyMass SpectrometryClinical ChemistryAnalytical ChemistryToxicology

Publications per year

2006–2014

7

Publications

7

Drug Screening of Preserved Oral Fluid by Liquid Chromatography–Tandem Mass Spectrometry

Elisabeth Leere Øiestad, Unni Johansen, Asbjørg S. Christophersen · Clinical Chemistry · 2006 · 166 citations

Prevalence of alcohol and drugs among Norwegian motor vehicle drivers: A roadside survey

Hallvard Gjerde, Per T. Normann, B Pettersen et al. · Accident Analysis & Prevention · 2008 · 123 citations

Substance Abuse, Substance Use, Driver Behavior +8

Drug Screening of Whole Blood by Ultra-Performance Liquid Chromatography-Tandem Mass Spectrometry

Unni Johansen, Asbjørg S. Christophersen · Journal of Analytical Toxicology · 2011 · 121 citations · Full text

Whole Blood, Drug Screening, Gas Chromatography +17

Lethal poisonings with AH-7921 in combination with other substances

Ritva Karinen, Silja Skogstad Tuv, Sidsel Rogde et al. · Forensic Science International · 2014 · 80 citations

Medicine, Poisoning, Toxicology +3

Determination of Benzodiazepines in Human Urine using Solid-Phase Extraction and High-Performance Liquid Chromatography-Electrospray Ionization Tandem Mass Spectrometry

Solfrid Hegstad, Elisabeth Leere Øiestad, Unni Johansen et al. · Journal of Analytical Toxicology · 2006 · 52 citations

Solid-phase Extraction, Medicinal Chemistry, Gas Chromatography +20

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