1. Department of Medical Disciplines, Faculty of Dental Medicine, University of Targu Mures, 540099 Targu Mures, Romania
2. Department of Preclinical Disciplines, Faculty of Dental Medicine, Apollonia University, 700511 Iasi, Romania
3. Department of Medical Disciplines, Faculty of Dental Medicine, “Grigore T. Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania