Incidence of haemolytic disease of the newborn in the offspring of sisters.
D004899:Erythroblastosis, Fetal; D005190:Family; D005260:Female; D005333:Fetus; D006402:Hematologic Diseases; D006801:Humans; D015994:Incidence; D007231:Infant, Newborn; D035781:Siblings
ERYTHROBLASTOSIS, FETAL