Khasanova, G., A. Khasanova, and A. Muzychenko. “Correlations Between the Concentration of Vitamin D Metabolites and Cytokines During Hemorrhagic Fever With Renal Syndrome”. Experimental and Clinical Medicine, Vol. 72, no. 3, July 2020, pp. 85-87, https://ecm.knmu.edu.ua/article/view/534.