Mixed lymphocyte reaction and placentation.
D005260:Female; D005333:Fetus / Q000276:immunology; D006648:Histocompatibility; D006801:Humans; D007959:Lymphocyte Culture Test, Mixed; D008214:Lymphocytes / Q000276:immunology*; D009929:Organ Size; D010920:Placenta / Q000033:anatomy & histology*; D011247:Pregnancy