Rhesus immunization in Nigeria.
D000017:ABO Blood-Group System; D044383:Black People; D001803:Blood Transfusion; D004899:Erythroblastosis, Fetal / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007118:Immunoassay; D008288:Malaria / Q000453:epidemiology; D009549:Nigeria; D011247:Pregnancy; D012204:Rh-Hr Blood-Group System
D000017:ABO Blood-Group System; D012204:Rh-Hr Blood-Group System