1. Kabardino-Balkarian State University named after Kh.M. Berbekov, Institution of Dentistry and Maxillo-Facial Surgery, Russian Federation
2. North-Caucasian Scientific and Practical Centre for Maxillo-Facial, Plastic Surgery and Dentistry, Nalchik, Russian Federation
3. State Budgetary Institution of Health Care of the City of Moscow “Morozovskaya Children’s City Clinical Hospital of Healthcare of the City of Moscow”, Russian Federation