Berényi, Ervin Beręsewicz, Andrzej Berezhnoi, Kirill Bergau, Leonard Bergau, Leonard (Germany) Berger, David Bergerone, Serena, Departement of Cardiology, Division of Internal Medicine, Città Della Salute e della Scienza, Turin, Italy Bergmann, Martin W. Bergner, Daniel W., Division of Cardiology, Feinberg School of Medicine, Northwestern University, Chicago, USA Berk, Serdar, Cumhuriyet University,School of Medicine, Department of Pulmonary Medicine,Sivas,Turkey Berkenstadt, Haim Berkovitch, Matityahu, The Clinical Pharmacology and Toxicology Unit, Assaf Harofeh Medical Center, Zerifin, Sackler Faculty of Medicine Tel-Aviv University, Israel. Berkowitsch, Alexander, Department of Cardiology, Kerckhoff Heart and Thorax Center, Bad Nauheim, Germany Bernal, José L. Bernal-Sobrino, Jose-Luis Berne, Paola, Hospital Clinic, University of Barcelona Bernhardt, Peter Bernhardt, Peter (Germany) Bernhardt, Peter Bernhart, Stephan Berold, S. Serge Berta, Balázs Bertaina, Maurizio Bertoldi, A. Beshir, Yasir, Prince Sultan Cardiac Center Qassim, PSCCQ Burydah Qassim Saudi Arabia