M. E. Mokrenko
The Peoples' Friendship University of Russia
Russian Federation

Mark E. Mokrenko – graduate student of The Department of Oral and Maxillofacial Surgery

6, Miklukho-Maklay str., Moscow 117198

N. A. Guseynov
The Peoples' Friendship University of Russia
Russian Federation

Guseynov Nidjat A.O. – graduate student of The Department of Oral and Maxillofacial Surgery

6, Miklukho-Maklay str., Moscow 117198

J. Alhaffar
The Peoples' Friendship University of Russia
Russian Federation

Jacqueline Alhaffar – graduate student of The Department of Oral and Maxillofacial Surgery

6, Miklukho-Maklay str., Moscow 117198

N. S. Tuturov
The Peoples' Friendship University of Russia
Russian Federation

Nikolay S. Tuturov – Cand. of Sci (Med.), Associate Professor of the Department of Pediatric Dentistry and Orthodontics

6, Miklukho-Maklay str., Moscow 117198

M. S. Sarkisyan
The Peoples' Friendship University of Russia
Russian Federation

Martiros S. Sarkisyan – Doct. of Sci (Med.),  assistant professor of the Department of Prosthetic Dentistry

6, Miklukho-Maklay str., Moscow 117198