Varicela grave: An analysis of compulsory notifications, Brazil 2012 to 2019. Research, Society and Development, [S. l.], v. 10, n. 2, p. e7510212026, 2021. DOI: 10.33448/rsd-v10i2.12026. Disponível em: https://rsdjournal.org/rsd/article/view/12026. Acesso em: 5 dec. 2025.