Abnormalities of early human development.
D000022:Abortion, Spontaneous; D000032:Abortion, Therapeutic; D001789:Blood Group Antigens; D000013:Congenital Abnormalities; D004622:Embryo, Mammalian; D005321:Extraembryonic Membranes / Q000473:pathology*; D005260:Female; D005865:Gestational Age; D006801:Humans; D010920:Placenta / Q000473:pathology; D011247:Pregnancy; D011271:Pregnancy, Ectopic
D001789:Blood Group Antigens