1 2nd Department of Cardiology,Ludwik Rydygier CollegiumMedicumin Bydgoszcz,Nicolaus CopernicusUniversityin Toruń, Jan BizielUniversityHospitalNo. 2 in Bydgoszcz, Bydgoszcz, Poland
2 Department of Vascular and Internal Diseases, Jan Biziel University Hospital No. 2 in Bydgoszcz, Bydgoszcz, Poland