University Hospital Basel, Phase I Research Unit, Basel, Basel-Stadt, Switzerland
Tillotts Pharma AG, Rheinfelden, Baslerstrasse 15, Switzerland
Shanghai Hospital, Shanghai, China
Shanghai Hospital, Shanghai, China
Gazi University Medical Faculty Besevler, Ankara, Turkey
Gaziantep University Medical Faculty Kampus Alani, Gaziantep, Turkey
Maulana Azad Medical College and Associated Lok Nayak Hospital, New Delhi, India
University of Leuven, Leuven, Belgium
Atlanta Gastroenterology Associates, Atlanta, Georgia, United States
St. Michael's Hospital, Toronto, Ontario, Canada
Long Island Clinical Research Associates, Great Neck, New York, United States