title: Opioids in nonmalignant pain: questions in search of answers.
authors.affiliation: Pain Control and Rehabilitation Institute of Georgia, Decatur 33030.
authors.forename: S F
authors.initials: SF
authors.lastname: Brena
authors.forename: S H
authors.initials: SH
authors.lastname: Sanders
mesh_terms: D002908:Chronic Disease; D006801:Humans; D009294:Narcotics / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D010146:Pain / Q000188:drug therapy* / Q000191:economics
chemical_list: D009294:Narcotics