Assessing risk factors, mortality, and healthcare utilization associated with Clostridioides difficile infection in four Latin American countries Holly Yu; Nestor Flaster; Adrian Lopez Casanello; Daniel Curcio;

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;

Contemporary cohort study in adult patients with infective endocarditis Mariana Giorgi Barroso de Carvalho; Thatyane Veloso de Paula Amaral de Almeida; Nicolas de Albuquerque Pereira Feijóo; Rafael Quaresma Garrido; Giovanna lanini Ferraiuoli Barbosa; Wilma Félix Golebiovski; Bruno Zappa; Clara Weksler; Marcelo Goulart Correia; Cristiane da Cruz Lamas;