1 Department of Invasive Cardiology, Medical University of Białystok, 1 Kilinskiego St., 15-089, Białystok, Poland.
2 Department of Cardiology, Lipidology and Internal Medicine with Intensive Coronary Care Unit, Medical University of Bialystok, 14 Żurawia St., 15-540, Białystok, Poland.
3 Liverpool Centre for Cardiovascular Science at University of Liverpool, Liverpool John Moores University and Liverpool Heart & Chest Hospital, Liverpool, United Kingdom.
4 Danish Center for Health Services Research, Department of Clinical Medicine, Aalborg University, Aalborg, Denmark.