title: Chronic back pain: a symptom in search of a diagnosis.
authors.forename: Louis C
authors.initials: LC
authors.lastname: Johnston
mesh_terms: D000928:Antidepressive Agents / Q000627:therapeutic use*; D001416:Back Pain / Q000188:drug therapy*; D002908:Chronic Disease; D006801:Humans
chemical_list: D000928:Antidepressive Agents