title: Lockout for drug abuser.
authors.forename: L
authors.initials: L
authors.lastname: Merseal
mesh_terms: D016058:Analgesia, Patient-Controlled / Q000379:methods*; D000701:Analgesics, Opioid / Q000008:administration & dosage*; D006801:Humans; D019966:Substance-Related Disorders
chemical_list: D000701:Analgesics, Opioid