For citations:
Marmalyuk D.A., Runova G.E., Glinkina I.V., Fadeyev I.M. Vitamin D Status Among Residents of the Russian Federation and Its Relation with Age and Parathyroid Hormone. The Russian Archives of Internal Medicine. 2024;14(4):276-283. https://doi.org/10.20514/2226-6704-2024-14-4-276-283. EDN: ULGLRC