Kozakiewicz, Krystyna Kozakiewicz, Krystyna (Poland) Kozanecki, Artur, Institute of Cardiology Kozanecki, Artur Kozaryn, Radosław, Medical University of Gdansk, Gdansk, Poland Kozar−Kamińska, Katarzyna Kozdroń, Ewa Kozek, Elżbieta Kozek, Elżbieta Kozela, Magdalena, Department of Epidemiology and Population Studies, Institute of Public Health, Faculty of Health Sciences, Jagiellonian University Medical College, Kraków, Poland Kozela, Magdalena, Jagiellonian university Medical College, Krakow (Poland) Kozela, Magdalena Kozela, Magdalena (Poland) Kozela, Magdalena Kozerke, Sebastian Koziarek, Jacek Kozicka, Urszula Alicja Kozieradzka, Anna Kozierkiewicz, Adam Kozierkiewicz, Adam, JASPERS, European Investment Bank, Warsaw, Poland (Poland) Kozierkiewicz, Adam, JASPERS, Europejski Bank Inwestycyjny Kozierkiewicz, Adam Kozieł, Monika, Clinical Department of Cardiology Chair of Cardiology, Congenital Heart Diseases and Electrotherapy Medical University of Silesia Kozieł, Monika, Department of Cardiology, Congenital Heart Disease and Electrotherapy, Silesian Medical University, Silesian Centre for Heart Diseases (Poland) Kozieł, Monika