O. N. Leonova
National Medical Research Center of Traumatology and Orthopedics n.a. N.N. Priorov
Russian Federation

Olga Nikolayevna Leonova, MD, PhD, scientific secretary, 

9 Novospassky lane, Moscow, 115172, Russia

N. S. Kuzmin
National Medical Research Center of Traumatology and Orthopedics n.a. N.N. Priorov
Russian Federation

Nikita Sergeyevich Kuzmin, MD, orthopedic traumatologist, 

9 Novospassky lane, Moscow, 115172, Russia

E. S. Baykov
National Medical Research Center of Traumatology and Orthopedics n.a. N.N. Priorov
Russian Federation

Evgenii Sergeyevich Baykov, MD, PhD, neurosurgeon, Department of spine surgery,

9 Novospassky lane, Moscow, 115172, Russia

A. V. Krutko
National Medical Research Center of Traumatology and Orthopedics n.a. N.N. Priorov
Russian Federation

Aleksandr Vladimirovich Krutko, DMSc, head of Department of spine surgery,

9 Novospassky lane, Moscow, 115172, Russia