1 Department of Obstetrics and Gynecology, Tyumen State Medical University
2 Gastric Cancer Center, West China Hospital of Sichuan Universit
3 Рeoples' Friendship University of Russia (RUDN University)
4 Department of Neurosurgery, Sechenov First Moscow State Medical University (Sechenov University)
5 Peoples' Friendship University of Russia
6 Republican Clinical Perinatal Center, Ufa, Republic of Bashkortostan
7 Federal State Budgetary Educational Institution of Higher Education "Bashkir State Medical University" of the Ministry of Healthcare of the Russian Federation
8 Department of Neurosurgery, The First Affiliated Hospital of Harbin Medical University, Harbin