1. Department of Internal Medicine, “Iuliu Hațieganu” University of Medicine and Pharmacy, 400012 Cluj-Napoca, Romania
2. Department of Internal Medicine, Emergency Clinical County Hospital, 400006 Cluj-Napoca, Romania
3. Nicolae Stăncioiu Heart Institute, 400001 Cluj-Napoca, Romania
4. Department of Surgery, “Iuliu Hațieganu” University of Medicine and Pharmacy, 400139 Cluj-Napoca, Romania
5. Department of Cardiology, “Iuliu Hațieganu” University of Medicine and Pharmacy, 400437 Cluj-Napoca, Romania