Sick Sinus Syndrome

• Hospital General de Agudos — Buenos Aires, Argentina
• National Heart Foundation Hospital and Research Institute — Dhaka, Bangladesh
• United Hospital Limited — Dhaka, Bangladesh
• CARE Hospitals — Hyderabad, Andhra Pradesh, India

• CHRU- Hôpital Nord — Amiens, France
• Clinique Cardiologique Aressy — Aressy, France
• Clinique du Lac et d'Argonay — Argonay, France
• CH d'Arles — Arles, France

• Imeldaziekenhuis — Bonheiden, Antwerpen, Belgium

• The Essex Cardiothoracic Centre — Basildon, Essex, United Kingdom

• *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

• Mercy Gilbert Medical Center — Gilbert, Arizona, United States
• Cardiovascular Consultants, LTD — Glendale, Arizona, United States
• Pima Heart Physicians, PC — Tucson, Arizona, United States
• Sharp Grossmont Hospital — La Mesa, California, United States

• Banner Heart Hospital — Mesa, Arizona, United States
• USC Medical Center — Los Angeles, California, United States
• University of California, San Francisco — San Francisco, California, United States
• Washington Hospital Center — Washington D.C., District of Columbia, United States

• New York University School of Medicine — New York, United States

Not specified

• CHU Pontchaillou - CCP — Rennes, France