title: The outcome problem in psychotherapy research. A historical review.
mesh_terms: D000328:Adult; D001521:Behavior Therapy; D005069:Evaluation Studies as Topic; D005500:Follow-Up Studies; D049673:History, 20th Century; D006801:Humans; D001523:Mental Disorders / Q000628:therapy*; D009497:Neurotic Disorders / Q000628:therapy; D010554:Personality Disorders / Q000628:therapy; D010817:Physician-Patient Relations; D011575:Psychoanalytic Therapy; D011602:Psychophysiologic Disorders / Q000628:therapy; D011613:Psychotherapy / Q000266:history*; D011614:Psychotherapy, Brief; D011615:Psychotherapy, Group; D012075:Remission, Spontaneous; D012106:Research / Q000266:history*; D012107:Research Design; D014167:Transference, Psychology; D006113:United Kingdom; D014481:United States