University Hospital - Univ. of Alabama at Birmingham (UAB), Birmingham, Alabama, United States
Banner - University Medical Center Phoenix, Phoenix, Arizona, United States
John Muir Medical Center, Concord, California, United States
Klinikum Ernst von Bergmann, Potsdam, Brandenburg, Germany
Immanuelklinikum Bernau und Herzzentrum Brandenburg, Bernau, Brandenburg, Germany
Asklepios Schwalm-Eder-Kliniken GmbH, Schwalmstadt, Hesse, Germany
Loyola University Medical Center, Maywood, Illinois, United States
Cardiology Associates of Mobile, Mobile, Alabama, United States
Exempla Rocky Mountain Cardiovascular Associates, Broomfield, Colorado, United States
Valley Pain Consultants - N. Scottsdale, Scottsdale, Arizona, United States
Comprehensive Pain Management Center, Campbell, California, United States
Mid Atlantic Spine and Pain Physicians, Elkton, Maryland, United States
Piedmont Heart Institute, Atlanta, Georgia, United States
Emory University Hospital, Atlanta, Georgia, United States
North Mississippi Medical Center, Tupelo, Mississippi, United States
Basildon Hospital, Basildon, United Kingdom
Glan Clwyd District General Hospital, Bodelwyddan, United Kingdom
Sussex Cardiac Centre, Brighton, United Kingdom
Tartu University Hospital, Tartu, Estonia
Klinikum Coburg GmbH, Coburg, Germany
Evangelisches Krankenhaus Kalk gGmbH, Kรถln, Germany
Mission Research Institute, New Braunfels, Texas, United States
Arkansas Heart Clinic, Little Rock, Arkansas, United States
Midwest Cardiovascular Research Foundation, Davenport, Iowa, United States
Evanston Northwestern Healthcare 2650 Ridge Ave., Walgreen Bldg, 3rd Floor, Cardiology, Evanston, Illinois, United States
The Care Group Heart Center 10590 N. Meridian, Ste. 300, Indianapolis, Indiana, United States