Serologic diagnosis of zygosity of twins in the light of anthropologic studies.
D000886:Anthropometry; D001789:Blood Group Antigens; D003878:Dermatoglyphics; D005260:Female; D005306:Fertilization; D005838:Genotype; D006801:Humans; D008297:Male; D010858:Pigmentation; D011247:Pregnancy; D014427:Twins
D001789:Blood Group Antigens