S.Yu. AKHUNOVA KSMA – Branch Campus of the FSBEI FPE RMACPE MOH Russia , 36 Butlerov Str., Kazan, Russian Federation, 420012 Interregional Clinical Diagnostic Center, 12A Karbyshev Str., Kazan, Russian Federation, 420101 Akhunova S.Yu. — Cand. Med. Sc., Associate Professor of the Department of Functional Diagnostics, tel. (843) 291-11-30, e-mail: akhunova@gmail.com The article presents a review […]