Deo, G. P., Shrestha, S. K., Neupane, S., Ojha, H., Shrestha, I. N., Regmi, B. S., & Subedi, S. (2017). Retrograde intubation in a case of cancrum oris with sygnathia. Journal of Chitwan Medical College, 6(3), 62-66. https://doi.org/10.3126/jcmc.v6i3.16702