Oral penicillin in the prophylaxis of recurrent rheumatic fever.
D002908:Chronic Disease; D006801:Humans; D010406:Penicillins / Q000008:administration & dosage*; D012213:Rheumatic Fever / Q000517:prevention & control*
D010406:Penicillins
PENICILLIN/administration and dosage; RHEUMATIC FEVER/prevention