I. M. Mikailov
R.R. Vreden National Medical Research Center of Traumatology and Orthopedics, Ministry of Health of Russia; Clinic of High Medical Technologies, Saint Petersburg State University
Russian Federation

8 Akademika Baykova St., Saint Petersburg 195427, 
7/9 Universitetskaya Emb., Saint Petersburg 199034

D. A. Ptashnikov
R.R. Vreden National Medical Research Center of Traumatology and Orthopedics, Ministry of Health of Russia; I.I. Mechnikov North-Western State Medical University, Ministry of Health of Russia
Russian Federation

8 Akademika Baykova St., Saint Petersburg 195427, 
11 Yakovlevsky Lane, Saint Petersburg 196105

P. V. Grigoriev
Clinical Hospital “Russian Railways-Medicine” Saint Petersburg”
Russian Federation

27 Mechnikov Prospekt, Saint Petersburg 195271

A. A. Kuzina
R.R. Vreden National Medical Research Center of Traumatology and Orthopedics, Ministry of Health of Russia
Russian Federation

8 Akademika Baykova St., Saint Petersburg 195427