Determination of foetal blood-group.
D000653:Amniotic Fluid; D001789:Blood Group Antigens / Q000032:analysis*; D005312:Fetal Blood; D005333:Fetus / Q000097:blood*; D006801:Humans
D001789:Blood Group Antigens
AMNIOTIC FLUID; BLOOD GROUPS/determination; FETUS/blood in