A. A. Simakova
Northern State Medical University
Russian Federation

Anna A. Simakova, DMD, Assistant Professor, Department of Pediatric Dentistry

Arkhangelsk

L. N. Gorbatova
Northern State Medical University
Russian Federation

Lubov N. Gorbatova, DMD PhD, DSc, Professor, Rector, Head of the Department of Pediatric Dentistry

Arkhangelsk

A. M. Grjibovski
Northern State Medical University; North-Eastern Federal University
Russian Federation

Andrej М. Grjibovski, DMD, PhD, DSc, MIPH, Head of the Central Research Laboratory of Northern State Medical University; Russian Federation, Professor, Department of Public Health, Health careEnvironmental Hygiene and Bioethics, Institute of Medicine, M.K. Ammosov North-Eastern Federal University

Arkhangelsk

Yakutsk

S. A. Bondarenko
Northern State Medical University
Russian Federation

Sergei A. Bondarenko, DMD, PhD student, Department of Pediatric Dentistry

Arkhangelsk

K. A. Paruhina
Northern State Medical University
Russian Federation

Kseniya A. Paruhina, DMD, Resident, Department of Pediatric Dentistry

Arkhangelsk