Мингареева, Карина Ниловна, et al. “THE PREVALENCE OF VITAMIN D DEFICIENCY AMONG THE YOUTH OF THE REPUBLIC OF BASHKORTOSTAN”. Mother and Baby in Kuzbass, vol. 26, no. 2, May 2025, pp. 81-86, https://doi.org/10.24412/2686-7338-2025-2-81-86.