title: [Carl Claus, Freud and Darwin's biology].
mesh_terms: D001317:Austria; D005075:Biological Evolution; D004739:England; D049672:History, 19th Century; D011572:Psychoanalysis / Q000266:history*; D015046:Zoology / Q000266:history*
vernacular_title: Carl Claus, Freud und die Darwinsche Biologie.