Maria Amanaci Soares, Eronice Ribeiro Araújo, Maria Amélia Costa, Janayra Moura Lima, Luana Pinheiro Lages, Matheus Henrique Lemos, “Cardiopulmonary resuscitation: use of the protocol in an urgency hospital ”, Rev Enferm UFPI, vol. 8, nº 2, nov. 2020.