title: Rh blood group of grandmother and incidence of erythroblastosis.
mesh_terms: D000017:ABO Blood-Group System; D001722:Birth Order; D004899:Erythroblastosis, Fetal / Q000453:epidemiology / Q000235:genetics*; D005053:Eugenics; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D012204:Rh-Hr Blood-Group System; D005719:gamma-Globulins / Q000627:therapeutic use
chemical_list: D000017:ABO Blood-Group System; D012204:Rh-Hr Blood-Group System; D005719:gamma-Globulins