T.A. BIKMULLIN, E.R. BARIEV, V.I. ANISIMOV Republican Clinical Hospital of the MH of RT, 138 Orenburgskiy Tract, Kazan, Russian Federation, 420064 Bikmullin T.A. — Head of the Department of Neurosurgery № 1, tel. +7-917-269-71-20, e-mail: bikmullin_timur@bk.ru. Bariev E.R. — physician of the Department of Neurosurgery № 1, tel. +7-917-221-20-54, e-mail: barieved@mail.ru Anisimov V.I. — physician […]