1. Penicillin and the marked decrease in morbidity and mortality from rheumatic fever in the United States;Massel;N Engl J Med,1988
2. Streptococcal outbreaks and erythrogenic toxin type A;Kohler;Zbl Bakt Hyg,1987
3. Epidemiology of group A streptococcal infections—their changing frequency and severity;Quinn;Yale J Biol Med,1982
4. The rise and fall of rheumatic fever;Bisno;JAMA,1985
5. Acute rheumatic fever in western Pennsylvania and the tristate area;Wald;Pediatrics,1987