Babat, Naci, Yuzunci Yil University, Faculty of Medicine, Cardiology Department, Van Babayev, Ilkin, Istanbul University, Cerrahpasa Faculty of Medicine, Department of Cardiology Babiak, Ireneusz Babić, Zdravko Babicz-Sadowska, Anna Babińska, Magdalena Babu‑Narayan, Sonya Bacaksız, Ahmet, BEZMIALEM VAKIF UNIVERSITY , DEPARTMENT OF CARDIOLOGY Bacaksiz, Ahmet, Bezmialem Vakif University,Faculty of Medicine, Cardiology Department,Istanbul-TURKEY Bacchi, Beatrice Bachórzewska-Gajewska, Hanna, Uniwersytet Medyczny w Białymstoku, Uniwersytet Medyczny w Białymstoku Bachórzewska-Gajewska, Hanna Bachórzewska-Gajewska, Hanna Bachórzewska−Gajewska, Hanna Bachowski, Ryszard, Department of Cardiac Surgery Medical University of Silesia Katowice-Ochojec, Poland Bachowski, Ryszard, Chair and Department of Cardiac Surgery, Medical University of Silesia, Katowice, Poland Bachowski, Ryszard Bacior, Bogumiła Bacior, Bogumiła Bäck, Magnus Bäck, Magnus Bäck, Maria Bączek, Michał Bączek, Tomasz Baczewska-Mazurkiewicz, Dorota