Passage of doetal cells into the maternal circulation in Rh negative women.
D000017:ABO Blood-Group System; D000917:Antibody Formation; D001772:Blood Cell Count; D005260:Female; D005319:Fetal Hemoglobin; D005331:Fetomaternal Transfusion; D006801:Humans; D007231:Infant, Newborn; D007983:Lewis Blood Group Antigens; D011247:Pregnancy; D012204:Rh-Hr Blood-Group System; D013997:Time Factors
D000017:ABO Blood-Group System; D007983:Lewis Blood Group Antigens; D012204:Rh-Hr Blood-Group System; D005319:Fetal Hemoglobin