I., Iordanov, Uzunova V., Uchikov P., Podnov L., Sakakushev A., and Sakakushev B. “Time and Season Incidence of Complicated Colorectal Cancer”. Albanian Journal of Trauma and Emergency Surgery 4, no. 1 (January 20, 2020): 501-512. Accessed August 6, 2020. https://journal.astes.org.al/index.php/AJTES/article/view/76.