OUTCOMES AND RISK FACTORS ASSOCIATED WITH GASTROINTESTINAL BLEEDING AMONG PATIENTS WITH SEVERE COVID-19 - de Oliveira, G.H.P.; de Moura, D.T.H.; McCarty, T.R; Proença, I.M.; Rocha, R.S.d.P.; Kum, A.S.T.; Moll, C.F; Luz, G.d.O.; Cheng, S.; dos Santos, M.E.L.; de Moura, E.G.H. (Endoscopy, 2022)