"By the crowd they have been broken, by the crowd they shall be healed": the advent of group psychotherapy.
D005060:Europe; D049673:History, 20th Century; D006801:Humans; D001523:Mental Disorders / Q000266:history*; D011572:Psychoanalysis / Q000266:history; D011615:Psychotherapy, Group / Q000266:history*; D014481:United States