Pacemaker

• Daegu Fatima Hospital — Daegu, South Korea
• Division of Cardiology, Department of Internal Medicine, Kyungpook National University Hospital — Daegu, South Korea
• Division of Cardiology, Department of Internal Medicine, Yeungnam University Hospital — Daegu, South Korea
• Division of Cardiology, Department of Internal Medicine, Daegu Catholic University Medical Center — Daegu, South Korea

• University Hospital of Patras — Pátrai, Rion, Greece

• University of Vermont Medical Center — Burlington, Vermont, United States

• E Dufour — Saint-Denis, Île-de-France Region, France

• Lancaster General Hospital — Lancaster, Pennsylvania, United States

• Jinhee Ahn — Busan, South Korea

• Mustafa Kemal University — Hatay, Turkey (Türkiye)

Not specified

• Fuwai Hospital — Beijing, Beijing Municipality, China

• Hacettepe University Faculty of Health Sciences, Department of Physiotherapy and Rehabilitation, Cardiopulmonary Rehabilitation Unit and Hacettepe University Faculty of Medicine, Department of Pediatrics, Department of Pediatric Cardiology — Ankara, Turkey (Türkiye)