Arrhythmias, Cardiac

• Arizona Heart Rhythm Center — Phoenix, Arizona, United States
• Hoag Memorial Hospital Presbyterian — Newport Beach, California, United States
• Loyola University Medical Center — Maywood, Illinois, United States
• Indiana University - Krannert Institute of Cardiology — Indianapolis, Indiana, United States

• 3rd Hospital of Beijing University — Beijing, Beijing Municipality, China
• Anzhen Hospital — Beijing, Beijing Municipality, China
• Beijing Hospital — Beijing, Beijing Municipality, China
• Fuwai Hospital — Beijing, Beijing Municipality, China

Not specified

• Texas Cardiac Arrhythmia Foundation — Austin, Texas, United States
• Austin Heart — Austin, Texas, United States
• Victoria Cardiac Arrhythmia Trials Inc. — Victoria, British Columbia, Canada
• Hamilton General Hospital — Hamilton, Ontario, Canada

• Glenfield Hospital, Groby Road — Leicester, United Kingdom

• S. Orsola-Malpighi University Hospital — Bologna, Emilia-Romagna, Italy

• Kent Hospital — Warwick, Rhode Island, United States

• Vanderbilt University — Nashville, Tennessee, United States

• Department of Cardiology, Bispebjerg-Frederiksberg Hospitals — Frederiksberg, Denmark
• Aleris-Hamlet Private Hospital — Søborg, Denmark

• Crowfoot Village Family Practice — Calgary, Alberta, Canada
• Smith Clinic — Camrose, Alberta, Canada
• Edmonton Oliver PCN — Edmonton, Alberta, Canada
• Peaks to Praries PCN — Olds, Alberta, Canada