The rhesus factor (part 2).
D000818:Animals; D004899:Erythroblastosis, Fetal / Q000453:epidemiology* / Q000706:statistics & numerical data*; D005333:Fetus; D006402:Hematologic Diseases; D006801:Humans; D007231:Infant, Newborn; D008253:Macaca mulatta; D012204:Rh-Hr Blood-Group System
D012204:Rh-Hr Blood-Group System
ERYTHROBLASTOSIS, FETAL/epidemiology and statistics; RH FACTOR