Auckland Hospital, Auckland, New Zealand
Waikato Hospital, Hamilton, New Zealand
Ascension Seton Hays Hospital, Kyle, Texas, United States
Northside Hospital, Saint Petersburg, Florida, United States
Sorin Medical, Inc., New York, New York, United States
University of California - Los Angeles, Los Angeles, California, United States
Medical University of South Carolina, Charleston, South Carolina, United States
Mount Sinai, New York, New York, United States
University of Rochester, Rochester, New York, United States
Cleveland Clinic, Cleveland, Ohio, United States
Texas Heart Institute and Baylor St. Luke's Medical Center, Houston, Texas, United States
Cardiovascular Institute of the South, Lafayette, Louisiana, United States
Holy Name Medical Center, Teaneck, New Jersey, United States
First Coast Cardiovascular Institute, Jacksonville, Florida, United States
Montreal Heart Institute, Montreal, Ontario, Canada
University of Iowa Healthcare, Iowa City, Iowa, United States
St. Mary Medical Centere Research Institute, Langhorne, Pennsylvania, United States
Midwest Cardiovascular Research Foundation, Davenport, Iowa, United States