title: Drug monitoring and improved treatment response.
mesh_terms: D000929:Antidepressive Agents, Tricyclic / Q000097:blood; D001774:Blood Chemical Analysis; D006801:Humans; D001523:Mental Disorders / Q000097:blood / Q000188:drug therapy*; D009661:Nortriptyline / Q000097:blood; D010349:Patient Compliance; D012107:Research Design / Q000592:standards
chemical_list: D000929:Antidepressive Agents, Tricyclic; D009661:Nortriptyline