The perception of the population of the city of Barreirinhas, Maranhão, about covid-19. Research, Society and Development, [S. l.], v. 9, n. 7, p. e951975092, 2020. DOI: 10.33448/rsd-v9i7.5092. Disponível em: https://www.rsdjournal.org/rsd/article/view/5092. Acesso em: 5 dec. 2025.