LAGOO, J. Y.; D’SOUZA, M. C.; APPANERVANDA, K. M. Percutaneous tracheostomy by Griggs technique: a retrospective analysis. International Journal of Research in Medical Sciences, [S. l.], v. 3, n. 3, p. 738–742, 2017. Disponível em: https://www.msjonline.org/index.php/ijrms/article/view/1367. Acesso em: 26 sep. 2025.