ASPMN backs pain champion: Russell Portenoy.
D000701:Analgesics, Opioid / Q000627:therapeutic use*; D059350:Chronic Pain / Q000188:drug therapy*; D006801:Humans; D018156:Journalism, Medical; D059408:Pain Management; D010506:Periodicals as Topic; D012956:Societies, Nursing
D000701:Analgesics, Opioid