Opioids in management of chronic noncancer pain.
Gelfand
Stephen G
SG
D000701:Analgesics, Opioid / Q000008:administration & dosage / Q000009:adverse effects*; D002908:Chronic Disease; D062787:Drug Overdose / Q000453:epidemiology*; D011307:Drug Prescriptions; D006801:Humans; D010146:Pain / Q000188:drug therapy*; D012307:Risk Factors
D000701:Analgesics, Opioid