Incidence of sickle cell anemia with rheumatic heart disease.
D000755:Anemia, Sickle Cell; D001789:Blood Group Antigens; D004899:Erythroblastosis, Fetal; D006402:Hematologic Diseases; D015994:Incidence; D012204:Rh-Hr Blood-Group System; D012214:Rheumatic Heart Disease
BLOOD GROUPS/Rh factor; ERYTHROBLASTOSIS, FETAL