title: Toxicology screening. How to assure accurate results.
authors.affiliation: Psychiatry Service, Veterans Administration Medical Center, San Diego, CA 92161.
authors.forename: J
authors.initials: J
authors.lastname: Mullen
authors.forename: H S
authors.initials: HS
authors.lastname: Bracha
mesh_terms: D005188:False Negative Reactions; D005189:False Positive Reactions; D006801:Humans; D013287:Illicit Drugs / Q000032:analysis* / Q000493:pharmacokinetics; D019966:Substance-Related Disorders / Q000175:diagnosis*
chemical_list: D013287:Illicit Drugs