Knowledge of Elementary School teachers about first aid in the interior of Ceará: original article. Research, Society and Development, [S. l.], v. 9, n. 9, p. e903998027, 2020. DOI: 10.33448/rsd-v9i9.8027. Disponível em: https://rsdjournal.org/rsd/article/view/8027. Acesso em: 5 dec. 2025.