1. Cardiology Department, Constanta County Army Hospital, 900527 Constanţa, Romania
2. Department of Clinical Medical Sciences, Faculty of General Medicine, ‘Ovidius’ University of Constanţa, 900527 Constanţa, Romania
3. Department of Metabolic Diseases of the Clinical Emergency Hospital, ‘Carol Davila’ University of Medicine and Pharmacy Bucharest, 050474 Bucharest, Romania
4. Department of Interventional Cardiology, Army's Center for Cardiovascular Diseases, 010825 Bucharest, Romania
5. Department of Biophysics, Faculty of General Medicine, ‘Ovidius’ University of Constanţa, 900527 Constanţa, Romania