title: Historical background of psychotherapy as a new scientific field.
mesh_terms: D005060:Europe; D049668:History, 15th Century; D049669:History, 16th Century; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D011570:Psychiatry / Q000266:history*; D011613:Psychotherapy / Q000266:history*; D014481:United States