Colak, S., B. Gurbulak, E. Cakar, and H. Bektas. “Surgery of Zenker’s Diverticulum; Single Center Experience”. Annals of Medical Research, vol. 25, no. 4, May 2021, pp. 0608-12, http://www.annalsmedres.org/index.php/aomr/article/view/1146.