Atrial Fibrillation

• Clínica Modelo — A Coruña, Spain
• Hospital Universatio de Albacete — Albacete, Spain
• Hospital Quirónsalud Sur — Alcorcón (Madrid), Spain
• Hospital General Universitario de Alicante — Alicante, Spain

• Medical University of Lublin — Lublin, Poland

• Hospital Unit West — Herning, Mid-Jutland, Denmark

• university of Monastir — Monastir, Tunisia

• Universitätsklinikum Erlangen; Dept. of Neurology — Erlangen, Bavaria, Germany

• UPMC Presbyterian Shadyside — Pittsburgh, Pennsylvania, United States
• UPMC Passavant — Pittsburgh, Pennsylvania, United States

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

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