A.S.M. Nemer
Рeoples’ Friendship University of Russia named after Patrice Lumumba (RUDN University)
Russian Federation

Nemer A.S.M., PhD candidate, Department of Propedeutics of dental diseases 

Moscow 

A. S. Brago
Рeoples’ Friendship University of Russia named after Patrice Lumumba (RUDN University)
Russian Federation

Brago A.S., DDS, PhD, Associate Professor of Department of Propedeutics of dental
diseases 

Moscow 

N. M. Razumov
Рeoples’ Friendship University of Russia named after Patrice Lumumba (RUDN University)
Russian Federation

Razumov Nikolay Maksimovich, Professors assistant of Department of Propedeutics of dental diseases 

Moscow 

E. V. Adzhieva
Рeoples’ Friendship University of Russia named after Patrice Lumumba (RUDN University)
Russian Federation

Adzhieva Elvira Vahitovna, Professors assistant of Department of Propedeutics of dental diseases 

Moscow 

S. N. Razumova
Рeoples’ Friendship University of Russia named after Patrice Lumumba (RUDN University)
Russian Federation

Razumova S.N., DDS, PhD, Professor, Head of Department of Propedeutics of Dental Diseases 

Moscow