title: A reappraisal of the dementia praecox concept. I. Developmental arrest and regression.
mesh_terms: D005858:Germany; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D011570:Psychiatry / Q000266:history; D011574:Psychoanalytic Theory; D012043:Regression, Psychology; D012559:Schizophrenia / Q000175:diagnosis*; D009626:Terminology as Topic