R. A. Saleev
Kazan State Medical University
Russian Federation

Rinat A. Saleev – Doctor of Medical Sciences, Professor of the Department of Prosthetic Dentistry, Dean of the Dental Faculty

Kazan

V. N. Viktorov
I.N. Ulianov Chuvash State University
Russian Federation

Vladimir N. Viktorov – Candidate of Medical Sciences, Associate Professor, Department of Orthopedic Dentistry and Orthodontics

Cheboksary

N. S. Fyodorova
I.N. Ulianov Chuvash State University
Russian Federation

Nadezhda S. Fyodorova – Doctor of Medical Sciences, Associate Professor, Associate Professor of the Department of Orthopedic Dentistry and Orthodontics 

Cheboksary

G. T. Saleeva
Kazan State Medical University
Russian Federation

Gulshat T. Saleeva – Doctor of Medical Sciences, Professor, Head of Prosthetic Dentistry Department

Kazan