1. Division of Gastroenterology, Beth Israel
Deaconess Medical Center, Harvard Medical School, Boston, MA,
USA
2. Division of Gastroenterology, Indiana
University School of Medicine, Indianapolis, IN, USA
3. Department of Public Health, Medical
Evaluation, Aix-Marseille University, AP-HM, Marseille,
France
4. Department of Anesthesiology, Kaiser
Permanente Maui Memorial Medical Center, Wailuku, HI, USA