1. Department of Dentistry, Faculty of Dentistry, “Vasile Goldiș” Western University of Arad, 94-96 Revoluiei Blvd., 310025 Arad, Romania
2. Faculty of Physical Education and Sport, “Aurel Vlaicu” University of Arad, 77 Revolutiei Blvd., 310130 Arad, Romania
3. Department of Dentistry, Faculty of Medicine and Pharmacy, University of Oradea, 1 Universitateai Street, 410087 Oradea, Romania
4. Department of Medicine, Faculty of Medicine, “Vasile Goldiș” Western University of Arad, 94-96 Revoluiei Blvd., 310025 Arad, Romania