J. B. Ferrolino, J. F. Lapeña, and R. J. . Carrillo, “Timing of Tracheostomy, Weaning from Mechanical Ventilation and Duration of Hospitalization among a Sample of Pediatric Patients”, Philipp J Otolaryngol Head Neck Surg, vol. 34, no. 2, pp. 16–19, Dec. 2019.