1. Clinical Medical Department, Faculty of Medicine, “Lucian Blaga” University, 550024 Sibiu, Romania
2. County Clinical Emergency Hospital of Sibiu, 2–4 Corneliu Coposu Str., 550245 Sibiu, Romania
3. “Gheorghe Lazăr” National College, 1–3 Gheorghe Lazăr Str., 550165 Sibiu, Romania
4. Department of Clinical Research, Pediatric Clinical Hospital Sibiu, 550166 Sibiu, Romania
5. Department of Dental Medicine and Nursing, Faculty of Medicine, “Lucian Blaga” University, 550024 Sibiu, Romania