Niclas Nikolai Stephanson

Comparison between the urinary alcohol markers EtG, EtS, and GTOL/5-HIAA in a controlled drinking experiment

J.-P. Bernard, Niclas Nikolai Stephanson, Per T. Normann et al. · Alcohol and Alcoholism · 2008 · 119 citations

Multicomponent LC–MS/MS screening method for detection of new psychoactive drugs, legal highs, in urine—Experience from the Swedish population

Yasir Al‐Saffar, Niclas Nikolai Stephanson, Olof Beck · Journal of Chromatography B · 2013 · 118 citations

Substance Abuse, Psychoactive Drug, Health Sciences +13

Detection of drugs of abuse in exhaled breath using a device for rapid collection: comparison with plasma, urine and self-reporting in 47 drug users

Olof Beck, Niclas Nikolai Stephanson, Sören Sandqvist et al. · Journal of Breath Research · 2013 · 92 citations

Substance Use, Forensic Chemistry, Drug Screening +20

Validation of direct injection electrospray LC‐MS/MS for confirmation of opiates in urine drug testing

Elisabeth Gustavsson, Maria Andersson, Niclas Nikolai Stephanson et al. · Journal of Mass Spectrometry · 2007 · 79 citations

Pharmacotherapy, Direct Injection, Drug Assessment +16

Detection of Drugs of Abuse in Exhaled Breath from Users Following Recovery from Intoxication

Olof Beck, Niclas Nikolai Stephanson, Sören Sandqvist et al. · Journal of Analytical Toxicology · 2012 · 48 citations · Full text