Prevalence of the coinfection of the hepatitis B and Delta viruses among graduates at an university in Belém, Pará, Brazil. Research, Society and Development, [S. l.], v. 10, n. 16, p. e352101623855, 2021. DOI: 10.33448/rsd-v10i16.23855. Disponível em: https://rsdjournal.org/rsd/article/view/23855. Acesso em: 5 dec. 2025.