TY JOUR TI THE USE OF PHYSICAL FACTORS IN KNEE INJURIES IN CHILDREN KW children KW trauma KW knee joint KW traumatic arthropathia KW cryotherapy KW pulsed low-frequency magnetotherapy KW pulsed low-frequency electrostatic field KW non-selective chromotherapy JO Bulletin of Rehabilitation Medicine AU Khan, M.A. AU Vakhova, E.L. AU Kulchitskaya, D.B. AU Krestyashin, I.V. AU Pochkin, E.O. AU Rumyantseva, M.B. PY 2019 IS 2019 PB Federal State Budgetary Institution «National Medical Research Center of Rehabilitation and Balneology» of Ministry of Healthcare of Russian Federation