V.I. AYDAROV, R.R. TIMERSHIN, A.P. SKVORTSOV Republican Clinical Hospital of the MH of RT, 138 Orenburgskiy Tract, Kazan, Russian Federation, 420064  Timershin R.R. — Head of the Department of Medical Statistics, Senior Researcher, tel. +7-905-313-25-46, e-mail: 2365413@mail.ru Aydarov V.I. — Cand. Med. Sc., Leading Researcher, Head of the Department of Therapeutic Physical Culture, tel. +7-987-296-59-41, […]