Prevention of Rheumatic Fever and Diagnosis and Treatment of Acute Streptococcal Pharyngitis A Scientific Statement From the American Heart Association Rheumatic Fever, Endocarditis, and Kawasaki Disease Committee of the Council on Cardiovascular Disease in the Young, the Interdisciplinary Council on Functional Genomics and Translational Biology, and the Interdisciplinary Council on Quality of Care and Outcomes Research Endorsed by the American Academy of Pediatrics