Analysis of the number of applied doses of vaccines for Covid-19 in the low Amazon region . Research, Society and Development, [S. l.], v. 10, n. 16, p. e152101623768, 2021. DOI: 10.33448/rsd-v10i16.23768. Disponível em: https://rsdjournal.org/rsd/article/view/23768. Acesso em: 5 dec. 2025.