1. Cardiology Department; University of Miami Miller School of Medicine; Miami Florida
2. Internal Medicine Department; Staten Island University Hospital; Staten Island New York
3. Internal Medicine Department; Saint Peters University Hospital; New Brunswick New Jersey
4. Cardiology Department; Detroit Medical Center; Detroit Michigan
5. Internal Medicine Department; Tulane School of Public Health and Tropical Medicine; New Orleans Louisiana
6. Internal Medicine Department; Icahn School of Medicine at Mount Sinai; New York New York
7. Internal Medicine Department; New York Medical College; Valhalla New York
8. Internal Medicine Department; Mount Sinai St Luke's Roosevelt Hospital; New York New York
9. Cardiology Department; Mayo Clinic; Rochester Minnesota
10. Cardiology Department; North Shore University Health System; Chicago Illinois
11. Cardiology Department; Yale School of Medicine; New Haven Connecticut