Jassal, Davinder S. Jastrzębska, Marta, Department of Cardiology and Intensive Therapy, Heliodor Swiecicki University Hospital, Poznan, Poland Jastrzębska-Maj, Ewa Jastrzębski, Artur Jastrzębski, Kalina Kawecka-Jaszcz i Marek Jastrzębski, Marek, 1st Department of Cardiology and Hypertension, College of Medicine, Jagiellonian University, Cracow, Poland Jastrzębski, Marek Jastrzębski, Marek, 1st Department of Cardiology and Hypertension, University Hospital, Kraków, Poland Jaszewski, Ryszard, 1^st Chair of Cardiology and Cardiac Surgery, Medical University of Łódź, Poland Jaszewski, Ryszard Jaufeerally, Fazlur Rehman Javaheri, Shahrokh Jawień, Andrzej Jaworska, Izabela Jaworska, Krystyna, 1^st Department of General, Vascular and Transplantation Surgery of the Silesian Medical Academy, Katowice, Poland Jaworski, Krzysztof Jaworski, Łukasz Jayanata, Adrian Jayaraj, Joseph Jazra, Charles Jebeli, Mohammad, Cardiac Surgery Department, Tehran University of Medical Sciences, Shariati Hospital, Tehran, Iran Jędrychowska, Magdalena, 2nd Department of Cardiology and Cardiovascular Interventions, University Hospital, Krakow, Poland Jędrychowska, Magdalena Jędrzejczyk, Szymon Jędrzejczyk- Patej, Ewa