1. St Luke's Hospital and University of Missouri-Kansas City School of Medicine; Saint Luke's Mid America Heart Institute; Kansas City Missouri
2. CardioVascular Institute, Division of Interventional Cardiology; Beth Israel Deaconess Medical Center; Boston MA
3. Eifers Cardiovascular Center; Newton-Wellesley Hospital; Newton Massachusetts
4. Main Line Health, Lankenau Heart Group; Wynnewood Pennsylvania
5. Division of Cardiology; Columbia St. Mary's Hospital; Milwaukee Wisconsin
6. Vascular Surgery Associates, P.C.; Huntsville Alabama
7. Bryan LGH Heart Institute; Lincoln Nebraska
8. Department of Surgery, Vascular Medicine Division; Greenville Hospital; Greenville South Carolina
9. First Coast Cardiovascular Institute; Jacksonville Florida
10. CarolinaEast Heart Center; New Bern North Carolina
11. Johnson and Johnson; New Brunswick New Jersey
12. Cordis Clinical Research; Milpitas California
13. Biosensors Clinical Research; Morges Switzerland
14. Harvard Clinical Research Institute; Boston Massachusetts