1. Mayo Clinic – Gastroenterology and Hepatology, Rochester, Minnesota, United States
2. Mayo Clinic – Thoracic Surgery, Rochester, Minnesota, United States
3. Fox Valley Technical College, ThedaCare Regional Medical System, Appleton, Wisconsin, United States
4. Methodist Hospitals Inc. – Surgery, Gary, Indiana, United States
5. Matagorda Regional Medical Center – Matagorda Medical Group, Bay City, Texas, United States
6. UNRMed – University of Nevada, Reno, Nevada, United States
7. UCIrvine – Gastroenterology, Irvine, California, United States
8. UCIrvine – Surgery, Irvine, California, United States
9. University of Texas McGovern Medical School – Gastroenterology, Hepatology and Nutrition, Houston, Texas, United States
10. University of Texas McGovern Medical School – Surgery, Houston, Texas, United States
11. Weill Cornell Medical College – Surgery, New York, New York, United States
12. Johns Hopkins Hospital and Health System – Gastroenterology, Baltimore, Maryland, United States