Bolkowski, Maciej Bollmann, Andreas Bollow, Armin Bollow, Armin (Germany) Bologna, Fabrizio, Cardiac Arrhythmia Research Centre, Centro Cardiologico Monzino, IRCCS, Milan , Italy Bonakdar, Hamid Reza Bonakdar, Hamid Reza, Department of Pacemaker and Cardiac Electrophysiology, Rajaie Cardiovascular Medical and Research Centre, Tehran, Iran Bonato, Ricardo, Hospital Ramos Mejia, Buenos Aires Bonda, Tomasz A. Bondarenko, Anastasiia Bondaryk, Katarzyna Bonello, Laurent Bonenfant, Francis Bonilla-Palomas, Juan L. Bonnefoy, Eric Bonny, Aimé, Hôpital Européen Georges Pompidou, Service de Cardiologie, Paris, France Bonou, Maria Borchert, Bianca, Molecular and Cell Physiology, Medical School Hanover, Germany Borggrefe, Martin Borggrefe, Martin Borghi, Claudio Borghi, Claudio Borgquist, Rasmus, Lund University, Skane University Hospital, Arrhythmia Clinic, Lund, Sweden Boriani, Giuseppe Borkowska, Gabriela