For citations:
Vodolazkaya A.N., Orlova S.V., Batysheva Т.Т., Nikitina Е.А., Balashova V.B., Prokopenko E.V. Factors affecting the bioavailability of vitamin D. Medical alphabet. 2023;(29):55-60. (In Russ.) https://doi.org/10.33667/2078-5631-2023-29-55-60