For citations:
Fisenko A.P., Makarova S.G., Yasakov D.S., Pronina I.Yu., Ereshko O.A., Gordeeva I.G., Galimova A.A., Chumbadze T.R., Emelyashenkov E.Е., Lebedeva A.M. Vitamin D and COVID-19. Two years of research. Russian Pediatric Journal. 2022;25(3):199-205. (In Russ.) https://doi.org/10.46563/1560-9561-2022-25-3-199-205. EDN: ilnzdz