Cardiac Conduction System Disease

• The Walton Centre NHS Foundation Trust — Liverpool, United Kingdom

• Ain Shams university hospital — Cairo, Abbasya, Egypt

• Onze-Lieve-Vrouw (OLV) Ziekenhuis — Aalst, Belgium
• Universitair Ziekenhuis (UZ) Brussel — Brussels, Belgium
• University Hospital Center Split — Split, Croatia
• Ospedale Generale Regionale Francesco Miulli (F. Miulli) — Acquaviva delle Fonti, Italy

• Rush University Medical Center — Chicago, Illinois, United States

• Kariadi Central General Hospital — Semarang, Central Java, Indonesia

• John Hunter Hospital — New Lambton Heights, New South Wales, Australia
• Medizinische Universität Graz — Graz, Styria, Austria
• UZ Brussels — Jette, Belgium
• UZ Leuven Gasthuisberg — Leuven, Belgium

• Montreal Heart Institute — Montreal, Canada
• CHU Rennes — Rennes, France
• Policlinico Casilino — Roma, Italy
• Queen Elizabeth Hospital — Birmingham, United Kingdom

• Banner Good Samaritan Medical Center — Phoenix, Arizona, United States
• Pacific Heart Institute — Santa Monica, California, United States
• Stanford Hospital and Clinics — Stanford, California, United States
• Baptist Hospital of Miami — Miami, Florida, United States

• Shanxi Cardiovascular Hospital — Taiyuan, Shanxi, China
• West China Hospital — Chengdu, Sichuan, China
• The First People's Hospital of Yunnan Province — Kunming, Yunnan, China

Not specified