Lemeshevskaya, Z.P., Pavlukevich, M.V. and Procopchik, N.I. 2021. NON-SPECIFIC ULCERATIVE COLITIS AND COVID-19, A CASE STUDY. HEPATOLOGY and GASTROENTEROLOGY. 5, 1 (Jun. 2021), 89-92. DOI:https://doi.org/10.25298/2616-5546-2021-5-1-89-92.