Kalashnikov, O., G. Gayko, O. Burianov, V. Tymochuk, and D. Poluliakh. “The Role of Vitamin D Metabolite Deficiency in the Development of Structural and Functional Disorders in Coxarthrosis”. TERRA ORTHOPAEDICA, no. 1(108), June 2021, pp. 49-55, doi:10.37647/0132-2486-2021-108-1-49-55.