Dyussenova , S. B., M. Y. Gordiyenko, G. B. Serikova, S. A. Turlybekova, A. A. Issayeva, N. A Yerimbetova, and V. O. Goroshko. 2021. “Vitamin D Deficiency in Children With Chronic Renal Disease”. Open Access Macedonian Journal of Medical Sciences 9 (B):1751-57. https://doi.org/10.3889/oamjms.2021.6991.