The relation of the ABO blood groups to Rh immunization in pregnancy; with special reference to the A1A2 subgroups.
D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D005260:Female; D006801:Humans; D007114:Immunization; D011247:Pregnancy; D012204:Rh-Hr Blood-Group System; D014611:Vaccination
D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D012204:Rh-Hr Blood-Group System
BLOOD GROUPS; RH FACTORS