Ciurus, Tomasz, Department of Cardiology and Cardiac Surgery, Medical University of Lodz, Lodz, Poland Ciurus, Tomasz Ciurzyński, Michał, Department of General Medcine and Cardiology, Medical University of Warsaw Ciurzyński, Michał, Department of Internal Medicine and Cardiology with the Center for Diagnosis and Treatment of Venous Thromboembolism, Medical University of Warsaw Ciurzyński, Michał, Department of Internal Medicine and Cardiology, Medical University of Warsaw, Poland. Ciurzyński, Michał Ciurzyński, Michał (Poland) Ciurzyński, Michał Ciużyńska, Grażyna, Medical University of Warsaw Cizgici, Ahmet Yasar, Department of Cardiology, Istanbul School of Medicine, Istanbul University, Istanbul, Turkey Cizgici, Ahmet Yasar, Fahrettin Oz, MD, Istanbul University, Istanbul School of Medicine, Department of Cardiology, 34036 Fatih/Istanbul, Turkey Phone: 90 212 414 20 00 /31422 Fax: 90 212 534 07 68. E-mail:fahrettin_oz@hotmail.com Cizmar, Maros Claeys, Marc J. Cleland, John G.F. Cleland, John G.F. Clement, Denis L. Clift, Paul Ćmiel, Adam Coats, Andrew J.S. Coats, Andrew J. S. Coats, Andrew J.S. Coats, Andrew JS Coca, Antonio Cohen, Ariel Cohner, Tina