Characteristics and outcomes of patients with COVID-19 admitted to the ICU in a university hospital in São Paulo, Brazil - study protocol Juliana C. Ferreira; Yeh-Li Ho; Bruno A.M.P. Besen; Luiz M.S. Malbuisson; Leandro U. Taniguchi; Pedro V. Mendes; Eduardo L.V. Costa; Marcelo Park; Renato Daltro-Oliveira; Roberta M.L. Roepke; João M. Silva; Maria José C. Carmona; Carlos Roberto Ribeiro Carvalho;