Kahan, Thomas Kahraman, Erkan Kahraman, Serkan Kahvecı, Gokhan Kahyaoglu, Muzaffer Kaier, Thomas E Kala, Petr Kalandyk-Konstanty, Aleksandra, Department of Conservative Dentistry and Endodontics, Jagiellonian University Collegium Medicum, Cracow, Poland, Kalantzis, Charalampos Kalarus, Zbigniew Kalarus, Zbigniew, Katedra Kardiologii, Wrodzonych Wad Serca i Elektroterapii, Śląski Uniwersytet Medyczny, Śląskie Centrum Chorób Serca Kalarus, Zbigniew, Department and Clinical Ward of Cardiology, Congenital Heart Diseases and Electrotherapy, Silesian University of MedicineSilesian Center for Heart Diseases Kalarus, Zbigniew Kalarus, Zbigniew, Medical University of Silesia, Silesian Center for Heart Diseases (Poland) Kalarus, Zbigniew, Department and Clinical Ward of Cardiology, Congenital Heart Diseases and Electrotherapy, Silesian University of Medicine, Silesian Centre for Heart Diseases, Zabrze, Poland Kalarus, Zbigniew, Silesian Center for Heart Diseases; Silesian University of Medicine (Poland) Kalarus, Zbigniew, Department of Cardiology, Congenital Heart Diseases and Electrotherapy Kalarus, Zbigniew, Department of Cardiology, Congenital Heart Diseases, and Electrotherapy Silesian Medical University, Silesian Center of Heart Diseases, Zabrze, Poland Kalarus, Zbigniew, Department of Cardiology, Congenital Heart Diseases and Electrotherapy, Medical University of Silesia, Silesian Centre for Heart Diseases, Zabrze, Poland (Poland) Kalarus, Zbigniew Kalarus, Zbigniew, I Klinika Kardiologii, Wrodzonych Wad Serca i Elektroterapii SUM, Śląskie Centrum Chorób Serca w ‎Zabrzu Kalarus, Zbigniew, Clinical Department of Cardiology Chair of Cardiology, Congenital Heart Diseases and Electrotherapy Medical University of Silesia Kalarus, Zbigniew, Oddział Kliniczny Kardiologii Katedry Kardiologii Wrodzonych Wad Serca i Elektroterapii Śląskie Centrum Chorób Serca, Zabrze Kalarus, Zbigniew, Department of Cardiology, Congenital Heart Diseases, and Electrotherapy, Medical University of Silesia, Silesian Center of Heart Diseases, Zabrze, Poland (Poland) Kalarus, Zbigniew, 1st Department of Cardiology, Congenital Heart Diseases, and Electrotherapy, Medical University of Silesia, Silesian Center of Heart Diseases, Zabrze, Poland