Zupanets, I.A. , Holubovska О.А. , Tarasenko, O.O. , Bezuhla, N.P., Pasichnyk, M.F. , Karabynosh, S.O. , Kopcha, V.S. , Moroz, L.V. , Maksymchuk, H.V., Kobrynska, O.Y. , Fishchuk, R.M., Schulha, D.I. , Morochkovskyj, R.S. and Zoshchak, M.S. 2021. Quercetin effectiveness in patients with COVID-19 associated pneumonia. Zaporozhye Medical Journal. 23, 5 (Sep. 2021), 636–643. DOI:https://doi.org/10.14739/2310-1210.2021.5.231714.