1. Department of Physiology Pathophysiology and Clinical Immunology Collegium Medicum of Jan Kochanowski University Kielce Poland
2. Department of Cardiac Surgery Swietokrzyskie Cardiology Center Kielce Poland
3. Department of Cardiac Surgery The Pope John Paul II Province Hospital Zamość Poland
4. Department of Cardiology The Pope John Paul II Province Hospital Zamość Poland
5. 2nd Department of Cardiology Faculty of Medical Science in Zabrze Medical University of Silesia in Katowice Zabrze Poland
6. Department of Cardiology Medical University of Lublin Poland Lublin Poland