N. A. Volkov
Peoples’ Friendship University of Russia named after Patrice Lumumba
Russian Federation

Nikolay A. Volkov – Postgraduate Student of the Department of Propaedeutics of Dental Disease, Medical Institute

6, Miklukho-Maklaya Str., Moscow 117198

N. Zh. Dikopova
I.M. Sechenov First Moscow State Medical University (Sechenov University)
Russian Federation

Natalya Zh. Dikopova – Cand. Sci. (Med.), Associate Professor of the Department of Therapeutic Dentistry E.V. Borovsky Institute of Dentistry

8c2 Trubetskaya Str., Moscow 119048

A. G. Volkov
I.M. Sechenov First Moscow State Medical University (Sechenov University)
Russian Federation

Alexander G. Volkov – Dr. Sci. (Med.), Professor of the Department of Therapeutic Dentistry E.V. Borovsky Institute of Dentistry

8c2 Trubetskaya Str., Moscow 119048

G. E. Amanatidi
The National Medical Research Center for Otorhinolaryngology of the Federal Medico-Biological Agency of Russia
Russian Federation

Georgy E. Amanatidi – Cand. Sci. (Med.), Dentist Department of Cariesology and Endodontics

30c2, Volokolamskoye Avenue, Moscow 123182

Z. M. Abaev
I.M. Sechenov First Moscow State Medical University (Sechenov University)
Russian Federation

Zoinbek M. Abaev – Cand. Sci. (Med.), Professor of the Department of Dentistry

8c2 Trubetskaya Str., Moscow 119048

I. A. Nikolskaya
Pirogov Russian National Research Medical University
Russian Federation

Irina A. Nikolskaya – Cand. Sci. (Med.), Associate Professor, Department of Therapeutic Dentistry, Faculty of Dentistry

1 Ostrovityanova Str., Moscow 117997