1. Doctoral School, Carol Davila University of Medicine and Pharmacy, 020021 Bucharest, Romania
2. Faculty of Dental Medicine, Titu Maiorescu University of Medicine, 040441 Bucharest, Romania
3. MINEC—MegaGen International Network of Education & Clinical Research, 030925 Bucharest, Romania
4. Department of Implant-Prosthetic Therapy, Faculty of Dentistry, Carol Davila University of Medicine and Pharmacy, 020021 Bucharest, Romania