Fetal-maternal incompatibility.
D000017:ABO Blood-Group System; D000906:Antibodies; D001787:Blood Group Incompatibility; D002585:Cesarean Section / Q000009:adverse effects; D004899:Erythroblastosis, Fetal; D005260:Female; D005333:Fetus / Q000276:immunology; D006801:Humans; D008431:Maternal-Fetal Exchange; D010298:Parity; D010920:Placenta / Q000276:immunology; D011247:Pregnancy; D011250:Pregnancy Complications, Hematologic; D012204:Rh-Hr Blood-Group System
D000017:ABO Blood-Group System; D000906:Antibodies; D012204:Rh-Hr Blood-Group System