SARS-CoV-2 effective breeding number estimation in Vitória de Santo Antão/PE, Brazil. Research, Society and Development, [S. l.], v. 9, n. 9, p. e794997922, 2020. DOI: 10.33448/rsd-v9i9.7922. Disponível em: https://rsdjournal.org/rsd/article/view/7922. Acesso em: 5 dec. 2025.