title: Chronic opioid therapy for non-cancer pain.
authors.affiliation: Pain Management Service, University Hospitals of Leicester, Leicester Royal Infirmary, Leicester LE1 5WW, UK.
authors.forename: B J
authors.initials: BJ
authors.lastname: Collett
mesh_terms: D000701:Analgesics, Opioid / Q000009:adverse effects / Q000627:therapeutic use*; D002908:Chronic Disease; D004334:Drug Administration Schedule; D006801:Humans; D010146:Pain / Q000188:drug therapy*; D017410:Practice Guidelines as Topic
chemical_list: D000701:Analgesics, Opioid