1. 1st Department of Cardiology, Poznan University of Medical Sciences , Poznań , Poland
2. Department of Interventional Cardiology and Angiology, National Institute of Cardiology in Warsaw , Warsaw , Poland
3. Clinical Cardiology Center, National Institute of Medicine MSWiA , Warsaw , Poland
4. Department of Invasive Cardiology, Center for Postgraduate Medical Education , Warsaw , Poland
5. Department of Cardiology, Institute of Medical Sciences, University of Opole , Opole , Poland
6. Department of Cardiology, National Medical Institute of the Ministry of Interior and Administration , Warsaw , Poland