RHEUMATIC FEVER AND RHEUMATIC HEART DISEASE AMONG U.S. COLLEGE FRESHMEN, 1956-60.
D004813:Epidemiology; D006801:Humans; D010406:Penicillins; D011315:Preventive Medicine; D012213:Rheumatic Fever; D012214:Rheumatic Heart Disease; D013223:Statistics as Topic; D013334:Students; D000077145:Sulfanilamide; D013424:Sulfanilamides; D013449:Sulfonamides; D014481:United States; D014495:Universities
D010406:Penicillins; D013424:Sulfanilamides; D013449:Sulfonamides; D000077145:Sulfanilamide
EPIDEMIOLOGY; PENICILLIN; PREVENTIVE MEDICINE; RHEUMATIC FEVER; RHEUMATIC HEART DISEASE; STATISTICS; STUDENTS; SULFONAMIDES; UNITED STATES