V. V. Shkarin
Volgograd State Medical University
Russian Federation

Shkarin Vladimir V. – MD, Head of the Department of Public Health and Healthcare, Institute of Continual Medical and Pharmaceutical Education

 Volgograd

D. V. Mikhalchenko
Volgograd State Medical University
Russian Federation

Mikhalchenko Dmitry V. – MD, Head of the Department of Propaedeutics of Dental Diseases

 Volgograd

I. V. Fomin
First Moscow State Medical University named after I.M. Sechenov
Russian Federation

Fomin  Igor V. – PhD, Associate Professor of the Department of Orthopedic Dentistry

Moscow

D. S. Dmitrienko
Volgograd State Medical University
Russian Federation

Dmitrienko Dmitry S.– MD, Professor of the Department of Dentistry, Institute of Continual Medical and Pharmaceutical Education

 Volgograd

A. D. Mikhalchenko
Volgograd State Medical University
Russian Federation

Mikhalchenko  Aleksey D. – Postgraduate Student, Department of Propaedeutics of Dental Diseases

 Volgograd