title: Sex ratio in Rh incompatibility and Rh isoimmunization.
mesh_terms: D000939:Epitopes; D004899:Erythroblastosis, Fetal / Q000276:immunology*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011247:Pregnancy; D012204:Rh-Hr Blood-Group System; D012744:Sex Ratio
chemical_list: D000939:Epitopes; D012204:Rh-Hr Blood-Group System