Cohort study of hospitalized patients with COVID-19 at Brazilian tertiary-care hospital: Occurrence of adverse events and mortality Maitê Vasconcelos Luz; Julian Furtado Silva; Hugo Dugolin Ceccato; Paulo José de Souza Júnior; Pedro Maximink Villar; Paulo Roberto Araújo Mendes; Mariângela Ribeiro Resende; Mônica Corso Pereira; Lucieni Oliveira Conterno;

COVID-19 in real world: Survival and medical costs of hospitalized patients in Brazil´s first wave Jaime Luís Lopes Rocha; Irina Riediger; Juliano Gasparetto; Felipe Francisco Tuon;

Cystatin C is a marker for acute kidney injury, but not for mortality among COVID-19 patients in Mexico Karime Ramos-Santos; Arturo Cortes-Telles; María Elena Uc-Miam; Azalia Avila-Nava; Roberto Lugo; Rodolfo Chim Aké; Ana Ligia Gutiérrez-Solis;