Southcoast Physicians Group, Fall River, Massachusetts, United States
Heart and Vascular Hattiesburg Clinic, Hattiesburg, Mississippi, United States
Presbyterian University of Pennsylvania Medical Center, Philadelphia, Pennsylvania, United States
Hospital Virgen Macarena, Sevilla, Spain
CHU Lille, Lille, France
CH de Saint-Nazaire, Saint-Nazaire, France
St. Bartholomew's Hospital, London, United Kingdom
James Cook University Hospital, Middlesborough, United Kingdom
Royal Adelaide Hospital, Adelaide, Australia
Rigshospitalet, Copenhagen, Denmark
Skåne University Hospital, Lund, Sweden
Clinique Pasteur, Toulouse, France
CHU Grenoble - Hopital Michallon, Grenoble, France
Universitaetsklinikum Wuerzburg, Wuerzburg, Germany
Academisch Medisch Centrum, Amsterdam, Netherlands
Johns Hopkins University Medical School, Baltimore, Maryland, United States
Medical University of South Carolina, Charleston, South Carolina, United States
Washington University of St. Louis, Saint Louis, Missouri, United States
Asian Institute of Gastroenterology, Hyderabad, Andhra Pradesh, India
Centre Hospitalier de l'Universite de Montreal, Montreal, Quebec, Canada
Medical University of South Carolina, Charleston, South Carolina, United States
Cardiovascular Associates of Delaware Valley, Haddon Heights, New Jersey, United States
Erlanger Medical Center, Chattanooga, Tennessee, United States
University of Washington, Seattle, Washington, United States