[Experimental studies on placental Rh-antigens].
D000818:Animals; D001789:Blood Group Antigens; D005260:Female; D008322:Mammals; D010920:Placenta; D011247:Pregnancy; D012204:Rh-Hr Blood-Group System
D001789:Blood Group Antigens; D012204:Rh-Hr Blood-Group System
PLACENTA; RH FACTORS