Universitaetsklinikum Heidelberg - Innere Medizin IV, Heidelberg, Germany
Uniklinik Koeln, Poliklinik fuer Endokrinologie, Diabetologie und Praeventivmedizin (ZEDP), Koeln, Germany
Queen Alexandra Hospital, Portsmouth, United Kingdom
Gastroenterology Associates of Fairfield County, Bridgeport, Connecticut, United States
Qway Research, LLC, Hialeah, Florida, United States
Options Health Research, Tulsa, Oklahoma, United States
SeaView Research, Inc., Miami, Florida, United States
Scripps Clinic, La Jolla, California, United States
University of Calgary, Liver Unit, Calgary, Alberta, Canada
Toronto University Health Center, Toronto, Ontario, Canada
DaVita Clinical Research, Lakewood, Colorado, United States
Fundacion de Investigacion, San Juan, Puerto Rico
Gastroenterology Consultants of San Antonio Digestive Research Center, San Antonio, Texas, United States
San Antonio Military Medical Center, Fort Sam Houston, Texas, United States
Clinical Pharmacology of Miami, Inc., Fort Lauderdale, Florida, United States
SeaView Research, Inc., Miami, Florida, United States