For citations:
Vrzhesinskaya O.A., Kosheleva O.V., Kodentsova V.M., Beketova N.A., Leonenko S.N., Pilipenko V.I., Sharafetdinov Kh.Kh. Vitamin C, A, E, B2 and β-carotene status of patients with gastrointestinal diseases. Clinical Medicine (Russian Journal). 2021;99(1):36-42. (In Russ.) https://doi.org/10.30629/0023-2149-2021-99-1-36-42