Lizar, E. N., Y. Yotosudarmo, and M. Imanto. “Abses Parafaringeal, Submandibular Dan Subtracheal Dengan Komplikasi Fistula Faringokutan”. Majority, vol. 6, no. 3, July 2017, pp. 69-74, https://juke.kedokteran.unila.ac.id/index.php/majority/article/view/1111.