title: MSD guidelines for the use of controlled substances for the treatment of pain.
mesh_terms: D003691:Delaware; D004282:Documentation / Q000592:standards; D004335:Drug and Narcotic Control; D004636:Emergency Service, Hospital; D006801:Humans; D007258:Informed Consent / Q000592:standards; D010146:Pain / Q000188:drug therapy*; D063487:Prescription Drug Misuse; D012017:Referral and Consultation / Q000592:standards