title: [Varied distribution of the ABO-blood groups in first-born and later-born children].
mesh_terms: D000017:ABO Blood-Group System; D001317:Austria; D001722:Birth Order; D001789:Blood Group Antigens; D001787:Blood Group Incompatibility; D002648:Child; D006801:Humans
chemical_list: D000017:ABO Blood-Group System; D001789:Blood Group Antigens
vernacular_title: Zur Frage der unterschiedlichen Verteilung der ABO-Blutgruppen bei erst- und nachgeborenen Kindern.