E. N. Yarygina
Volgograd State Medical University
Russian Federation

Elena N. Yarygina, DDS, PhD, Head of the Department of Surgical Dentistry and Maxillofacial Surgery

Volgograd

V. V. Shkarin
Volgograd State Medical University
Russian Federation

Vladimir V. Shkarin, MD, PhD, DSc, Professor, Head of the Department of Health and Healthcare Management, Institute of Continuing Medical and Pharmaceutical Education, Volgograd State Medical University; Senior Researcher, Volgograd Medical Research Center

Volgograd

Yu. A. Makedonova
Volgograd State Medical University; Volgograd Medical Scientific Center
Russian Federation

Yulia A. Makedonova, DMD, PhD, DSc, Head of the Department of Dentistry, Institute of Continuing Medical and Pharmaceutical Education; Senior Researcher

1 Pavshih Bortsov Sq., Volgograd, 400066

E. A. Ogonyan
Volgograd State Medical University
Russian Federation

Elena A. Ogonyan, DMD, PhD, Associate Professor, Department of Dentistry, Institute of Continuing Medical and Pharmaceutical Education

Volgograd

O. Yu. Afanasyeva
Volgograd State Medical University
Russian Federation

Olga Yu. Afanaseva, DMD, PhD, Associate Professor, Department of Dentistry, Institute of Continuing Medical and Pharmaceutical Education

Volgograd

I. V. Didenko
Volgograd State Medical University
Russian Federation

Irina V. Didenko, DMD, PhD student, Department of Dentistry, Institute of Continuing Medical and Pharmaceutical Education

Volgograd

D. M. Makedonova
Volgograd State Medical University
Russian Federation

Student, Dental School

Volgograd