P.S. ANDREEV, A.P. SKVORTSOV Republican Clinical Hospital of the Ministry of Health Republic of Tatarstanб 138 Orenburgskiy trakt, 420064, Kazan, Russian Federation Andreev P.S. —  PhD (medicine), Head of Traumatology and Orthopedic (Pediatric) Department, tel.: (843) 296-31-40, e-mail: rkb_nauka@rambler.ru Skvortsov A.P. —  D.Sc. (medicine), Chief Researcher of the Research Department, tel.: (843) 296-31-40, e-mail: rkb_nauka […]