Penicillin prophylaxis in sickle cell disease.
D000755:Anemia, Sickle Cell / Q000150:complications / Q000188:drug therapy*; D002648:Child; D006801:Humans; D010406:Penicillins / Q000627:therapeutic use*; D011008:Pneumococcal Infections / Q000209:etiology / Q000517:prevention & control*
D010406:Penicillins