title: Cut-off and toxicity levels for drugs-of-abuse testing.
authors.affiliation: Oregon Health Sciences University, Portland OR, USA.
authors.forename: Daniel M
authors.initials: DM
authors.lastname: Baer
mesh_terms: D006801:Humans; D013287:Illicit Drugs / Q000097:blood / Q000592:standards / Q000633:toxicity* / Q000652:urine; D012016:Reference Values; D014481:United States
chemical_list: D013287:Illicit Drugs