GAMBOA, M. M. L.; GREGIANIN, L. Writing a research protocol in pediatric oncology. Clinical and Biomedical Research, [S. l.], v. 33, n. 2, 2013. Disponível em: https://seer.ufrgs.br/index.php/hcpa/article/view/35786. Acesso em: 6 dez. 2022.