From cathartics to catharsis: psychology's emergence from medicine.
D002399:Catharsis; D002400:Cathartics / Q000266:history; D049670:History, 17th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D011584:Psychology / Q000266:history*
D002400:Cathartics