R.YA. KHABIBYANOV1, 2, A.P. SKVORTSOV1, 2, M.V. MALEEV1, M.A. NIKITIN1  1Republic Clinical Hospital, Kazan 2Kazan State Medical Academy — Branch Campus of the FSBEI FPE RMACPE MOH Russia, Kazan, Russia   Contact details: Khabibyanov R.Ya. — MD, Head of Scientific-Research Department Address: 138 Orenburgskiy trakt, Kazan, Russian Federation, 420064, tel.: +7-937-50-43, e-mail: rjh59@mail.ru The paper presents the concept […]