TY JOUR TI THE CHOICE OF OPTIMAL CONDITIONS OF ENZYMATIC HYDROLYSIS OF COLLAGEN-CONTAINING RAW MATERIALS KW collagen-containing raw materials KW enzymatic hydrolysis KW glycosaminoglycans KW chondroprotectors KW osteoar-throsis JO Bulletin of KSAU AU Garmashov, S.Y. PY 2018 IS PB Krasnoyarsk State Agrarian University