title: The absence of evidence is not the same as evidence for absence!
authors.forename: Jørgen G
authors.initials: JG
authors.lastname: Bramness
authors.forename: Svetlana
authors.initials: S
authors.lastname: Skurtveit
authors.forename: Ingebjørg
authors.initials: I
authors.lastname: Gustavsen
authors.forename: Jørg
authors.initials: J
authors.lastname: Mørland
mesh_terms: D000661:Amphetamine / Q000097:blood*; D019969:Amphetamine-Related Disorders / Q000175:diagnosis*; D001334:Automobile Driving / Q000331:legislation & jurisprudence*; D000697:Central Nervous System Stimulants / Q000097:blood*; D006801:Humans; D013223:Statistics as Topic; D015813:Substance Abuse Detection / Q000379:methods
chemical_list: D000697:Central Nervous System Stimulants; D000661:Amphetamine