R.F. GAYFULLIN1, A.A. KHASANOV1,2, I.V. KLYUCHAROV1,2, N.R. AKRAMOV2, R.N. FARKHUTDINOV1,3 1Republican Clinical Hospital of the Ministry of Healthcare of the Republic of Tatarstan, 138 Orenburgskiy Trakt, Kazan, Russian Federation 420064 2Kazan State Medical University, 49 Butlerov St., Kazan, Russian Federation, 420012 3Kazan State Medical Academy, 36 Butlerov St., Kazan, Russian Federation, 420012 Gayfullin R.F. — D. Med. Sc., […]