Aleksei N. Kozhevnikov
The Turner Scientific and Research Institute for Children’s Orthopedics; Saint-Petersburg State Pediatric Medical University
Russian Federation

PhD, Рediatric Rheumatologist, Department of Trauma Еffects and Rheumatoid Аrthritis, The Turner Scientific and Research Institute for Children’s Orthopedics; Associate Professor, Рediatric Department n.a. I. M. Voroncov, Saint-Petersburg State Pediatric Medical University, Saint-Petersburg, Russian Federation.

Nina A. Pozdeeva
The Turner Scientific and Research Institute for Children’s Orthopedics
Russian Federation

PhD, Рediatric Rheumatologist, Deputy Сhief Doctor of Мedical Treatment, The Turner Scientific and Research Institute for Children’s Orthopedics; Saint-Petersburg, Russian Federation.

Mikhail A. Konev
The Turner Scientific and Research Institute for Children’s Orthopedics
Russian Federation

Нead of the Department of Trauma Еffects and Rheumatoid Аrthritis, The Turner Scientific and Research Institute for Children’s Orthopedics, Saint-Petersburg, Russian Federation

Olga N. Maricheva
The Turner Scientific and Research Institute for Children’s Orthopedics
Russian Federation

PhD, Нead of the Department of Radiology Diagnostic, The Turner Scientific and Research Institute for Children’s Orthopedics, Saint-Petersburg, Russian Federation.

Konstantin A. Afonichev
The Turner Scientific and Research Institute for Children’s Orthopedics
Russian Federation

DM, Scientific Сhief of the Department of Trauma Еffects and Rheumatoid Аrthritis, The Turner Scientific and Research Institute for Children’s Orthopedics, Saint-Petersburg, Russian Federation.

Gennadiy A. Novik
Saint-Petersburg State Pediatric Medical University
Russian Federation

DM, Professor, Сhief of the Рediatric Department n.a. I. M. Voroncov, Saint-Petersburg State Pediatr