Ouabdelmoumen, Asmae, Ali Sbai, Fouad Elmejjatti, Zohour Bourhaleb, Naima Abda, and Loubna Mezouar. “Predictive Factors of Histological Response After Preoperative Concomitant Radiochemotherapy in Middle and Low Rectal Cancer”. Asian Pacific Journal of Cancer Care 3, no. 3 (September 26, 2018): 65. Accessed October 18, 2021. http://waocp.com/journal/index.php/apjcc/article/view/39.