Biliciler, B., A. Kocak, S. Fuat Erten, A. Akbasak, and A. Colak. “Removal of Missile Fragment from the C1 Region by the Transoral Approach : Case Report”. Annals of Medical Research, vol. 4, no. 4, May 2021, pp. 0442-5, http://annalsmedres.org/index.php/aomr/article/view/2633.