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;

Molecular epidemiology and antimicrobial resistance in Clostridioides difficile strains isolated from children and adolescents in a tertiary referral pediatric hospital in Fortaleza, Brazil Hildenia Baltasar Ribeiro Nogueira; Cecília Leite Costa; Carlos Quesada-Gómez; Dvison de Melo Pacífico; Eliane de Oliveira Ferreira; Renata Ferreira de Carvalho Leitão; Gerly Anne de Castro Brito;

Risk factors for neurosyphilis in HIV patients: A retrospective cohort study Beatriz Arns; Tarsila Vieceli; Eduardo Gomes; Mariana Horn Scherer; Luisa Nakashima; Maria Luisa Santos; Ronara Blos Hepp; Fernanda Greinert; Maria Helena Rigatto;