title: Urine drug testing: an unproven risk management tool?
authors.forename: Mark
authors.initials: M
authors.lastname: Collen
mesh_terms: D002908:Chronic Disease; D006801:Humans; D010146:Pain / Q000188:drug therapy / Q000652:urine*; D010817:Physician-Patient Relations; D012308:Risk Management / Q000379:methods*; D015813:Substance Abuse Detection / Q000331:legislation & jurisprudence / Q000379:methods*; D014481:United States