Frequency of prenatal deaths and its relationship to the ABO blood groups in man.
D000017:ABO Blood-Group System; D000022:Abortion, Spontaneous / Q000453:epidemiology / Q000209:etiology; D000704:Analysis of Variance; D001789:Blood Group Antigens; D001787:Blood Group Incompatibility / Q000150:complications*; D005260:Female; D005313:Fetal Death / Q000453:epidemiology / Q000209:etiology*; D005333:Fetus; D005838:Genotype; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007246:Infertility / Q000453:epidemiology; D007564:Japan; D008297:Male; D010298:Parity; D011247:Pregnancy; D011250:Pregnancy Complications, Hematologic / Q000150:complications*
D000017:ABO Blood-Group System; D001789:Blood Group Antigens