Montreal Heart Institute, Montréal, Quebec, Canada
St. Bartholomew's Hospital, London, United Kingdom
CHU Rennes, Rennes, France
Montreal Heart Institute, Montreal, Canada
*Heart Center Research, LLC., Huntsville, Alabama, United States
Donald Guthrie Foundation for Education & Research, Sayre, Pennsylvania, United States
Greenville Health System, Greenville, South Carolina, United States
Cardiovascular Research Institute of Kansas, Wichita, Kansas, United States
Emory University Hospital, Atlanta, Georgia, United States
Abbott Northwestern Hospital, Minneapolis, Minnesota, United States
University Hospitals Cleveland Medical Center, Cleveland, Ohio, United States
University of California at San Diego (UCSD) Medical Center, San Diego, California, United States
Via Christi Regional Medical Center - St. Francis Campus, Wichita, Kansas, United States
Arrhythmia Research Group, Jonesboro, Arkansas, United States
Cardiology Consultants of Philadelphia, Yardley, Pennsylvania, United States
Pinnacle Health System, Harrisburg, Pennsylvania, United States
HCU Virgen de la Victoria, Málaga, Spain
JFK Medical Center, West Palm Beach, Florida, United States
Christ Hospital, Cincinnati, Ohio, United States
Kokura Memorial Hospital, Kitakyushu, Fukuoka, Japan
Asahikawa Medical University Hospital, Asahikawa, Hokkaido, Japan
New Tokyo Hospital, Matsudo, Chiba, Japan
University of Chicago, Chicago, Illinois, United States
University of Washington, Seattle, Washington, United States
Ronald Reagan UCLA Medical Center, Los Angeles, California, United States
MedStar Health Research Institute, Balitmore, Maryland, United States
South Shore University Hospital, Bay Shore, New York, United States
West Virginia University Hospital, Morgantown, West Virginia, United States