1. Internal Medicine Department; Saint Peter s University Hospital; New Brunswick New Jersey
2. Cardiovascular Disease; Tulane University School of Medicine; New Orleans Louisiana
3. Internal Medicine Department; Mount Sinai St Luke's Roosevelt Hospital; New York New York
4. Cardiovascular Department; University of Miami Miller School of Medicine; Miami Florida
5. Internal Medicine Department; Saint Barnabas Medical Center; Bronx New York
6. Cardiovascular Department; Lehigh Valley Healthcare Network; Allentown Pennsylvania
7. Cardiovascular Department; The Everett Clinic; Everett Washington
8. Cardiovascular Department; University of Arkansas for Medical Sciences; Little Rock Arkansas
9. Clinical Cardiac Electrophysiology Program; Mayo Clinic College of Medicine; Rochester Minnesota