title: A behavioral correlate of blood-group discordance in dizygotic twins.
mesh_terms: D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D005260:Female; D005796:Genes; D008040:Genetic Linkage; D005824:Genetics, Behavioral; D006801:Humans; D007361:Intelligence Tests; D008297:Male; D008570:Memory, Short-Term; D010641:Phenotype; D011247:Pregnancy; D012204:Rh-Hr Blood-Group System; D014427:Twins; D014705:Verbal Behavior
chemical_list: D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D012204:Rh-Hr Blood-Group System