Kedev, Sashko Kędzia, Agnieszka Kędzierska, Michalina Kędzierski, Bartłomiej Kędzierski, Bartłomiej Kędzierski, Piotr Kędziora, Anna Kędziora, Anna Kędziora, Anna Kędziora, Krzysztof Keles, Ibrahim, Istanbul University, Cerrahpasa Medical Faculty, Department of Cardiology Keles, Telat, Yildirim Beyazit University, Faculty of Medicine Keles, Telat, Department of Cardiology, Yildirim Beyazıt University Ankara Ataturk Education and Training Hospital Keles, Telat, Ataturk Training and Research Hospital Keleş, Telat Keles, Telat Keleş, Telat Keller, Daria Kemal, Hatice, near east university hospital Kemaloglu, Tugba, Siyami Ersek Thoracic and Cardiovascular Surgery Center Kemona, Halina Kempa, Maciej, Medical University of Gdansk Kempa, Maciej Kempa, Maciej, Department of Cardiology and Electrotherapy, Medical University of Gdansk, Gdansk, Poland (Poland) Kempa, Maciej, Department of Cardiology and Electrotherapy, Medical University of Gdańsk