title: Antidepressant drug levels and clinical response.
mesh_terms: D000328:Adult; D000639:Amitriptyline / Q000097:blood / Q000627:therapeutic use; D000928:Antidepressive Agents / Q000097:blood* / Q000627:therapeutic use; D001682:Biological Availability; D002986:Clinical Trials as Topic; D003863:Depression / Q000188:drug therapy*; D004341:Drug Evaluation; D006801:Humans; D008875:Middle Aged; D009661:Nortriptyline / Q000097:blood / Q000627:therapeutic use
chemical_list: D000928:Antidepressive Agents; D000639:Amitriptyline; D009661:Nortriptyline