title: A NEW VARIANT OF BLOOD GROUP A.
mesh_terms: D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D006801:Humans; D007106:Immune Sera; D012463:Saliva
chemical_list: D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D007106:Immune Sera
keywords: ABO FACTORS; IMMUNE SERUMS; SALIVA