TY JOUR TI Use of natural therapeutic factors KW JO Bulletin of Rehabilitation Medicine AU Dubovskoy, A.V. AU Gilmutdinova, I.. AU Gumenyuk, S.A. AU Fesyun, O.A. PY 2019 IS 2019 PB Federal State Budgetary Institution «National Medical Research Center of Rehabilitation and Balneology» of Ministry of Healthcare of Russian Federation