title: The need for chronic opioids to treat persistent noncancer pain.
authors.forename: B Eliot
authors.initials: BE
authors.lastname: Cole
mesh_terms: D000701:Analgesics, Opioid / Q000009:adverse effects* / Q000627:therapeutic use*; D006801:Humans; D010146:Pain / Q000188:drug therapy* / Q000523:psychology*
chemical_list: D000701:Analgesics, Opioid