title: 'Psychogenic': a word and its mutations.
mesh_terms: D005858:Germany; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007046:Hysteria; D001523:Mental Disorders; D011570:Psychiatry / Q000266:history; D011602:Psychophysiologic Disorders / Q000145:classification; D009626:Terminology as Topic