1. R.R. Vreden National Medical Research Center for Traumatology and Orthopedics, St. Petersburg, Russia
2. R.R. Vreden National Medical Research Center for Traumatology and Orthopedics; I.P. Pavlov First Saint Petersburg State Medical University, St. Petersburg, Russia
3. I.P. Pavlov First Saint Petersburg State Medical University, St. Petersburg, Russia
4. G.I. Turner National Medical Research Center for Children’s Orthopedics and Traumatology, St. Petersburg, Russia
5. Northern State Medical University, Arkhangelsk, Russia
6. S.M. Kirov Military Medical Academy, St. Petersburg, Russia
7. V.M. Bekhterev National Medical Research Centre of Psychiatry and Neurology, St. Petersburg, Russia; V.F. Voino-Yasenetsky Krasnoyarsk State Medical University, Krasnoyarsk, Russia.