All of the following has provided evidence for the relationship between streptococcal
infection and rheumatic fever except:
A. positive immunologic tests, such as antistreptolysin O titers
B. reduced attack rates following adequate penicillin therapy of streptococcal infections
C. demonstrated cross reactivity between streptococcal antigens and myocardial tissues
D. isolation of Group A beta-hemolytic streptococci from joint and cardiac tissue lesions in
patients with active rheumatic fever

anshika9319 Asked question July 19, 2021