Misa, Ricardo, Daniel Weiss, Solveig Bentancourt, and Raúl Morelli. 1997. “Percutaneous Ciaglia Tracheostomy: An Alternative Technique to Conventional Tracheostomy in Patients on Mechanical Ventilation”. Cirugía Del Uruguay 67 (3):162-67. https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/4511.