TY JOUR TI Characteristics of Muscle Work in Track and Field Athletes with Intellectual Disability, Hearing Impairment and Cerebral Palsy KW JO Bulletin of Rehabilitation Medicine AU Eremushkin, M.. AU Berdyugin, K.. AU Fedulova, D.. PY 2021 IS 20 PB Federal State Budgetary Institution «National Medical Research Center of Rehabilitation and Balneology» of Ministry of Healthcare of Russian Federation