Blasko, Peter, University Hospital and Faculty of Medicine Ostrava Blason, Florencia Blatt, Alex, Cardiology Department, Assaf Harofeh, Medical Center, Tel Aviv University Tel Aviv Blatt, Alex, Cardiology Division, Assaf Harofeh Medical Center, Zerifin and Sackler School of Medicine, Tel-Aviv University, Tel Aviv, Israel Blatt, Alex, Cardiology Department, Assaf Harofeh, Medical Center, Tel Aviv University, Tel Aviv, Israel Blazejowska, Ewelina Blechman, Ido, Sheba Medical Center Tel Aviv University Blek, Natasza Bletsa, Evanthia Blicharz, Leszek Blicharz, Leszek (Poland) Bliden, Kevin P. Block, Robert, University of Rochester Medical Center, Rochester, New York Block, Robert C. Blockhaus, Christian Blomkalns, Andra Bluemke, David A., Johns Hopkins Medical Institutions, Russell H. Morgan Department of Radiology and Radiological Sciences, Baltimore, MD, USA Bobak, Jerzy Bobak, Martin, Epidemiology and Public Health Department, University College London, 1-19 Torrington Place, London WC1E 6BT, UK Bobiarski, Jerzy Bobkowski, Waldemar Bobrowska, Beata Bocchi, Edimar Alcides Bocchi, Edimar Alcides Bocchi, Edimar Alcides