title: Depression: emotion or illness? A biological approach.
mesh_terms: D000275:Adjustment Disorders / Q000628:therapy; D000367:Age Factors; D001294:Attitude to Health; D003657:Decision Making; D003863:Depression / Q000145:classification / Q000453:epidemiology / Q000209:etiology / Q000628:therapy; D006167:Guilt; D006801:Humans; D008568:Memory; D011599:Psychopathology; D011613:Psychotherapy; D012008:Recurrence