1. Interventional Cardiology Unit, Brasov County Clinical Emergency Hospital, 500326 Brasov, Romania
2. Department of Medical and Surgical Specialties, Faculty of Medicine, “Transilvania” University of Brasov, 500019 Brasov, Romania
3. Electrophysiology and Cardiac Pacing Laboratory, Clinical Emergency Hospital, 014461 Bucharest, Romania
4. Faculty of Medicine, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, Romania