Omer, J. T., and T. T. Abdulhameed. “The Relationship Between Lymph Node Metastasis and Some Clinicopathologic Variables in Mucinous and Non Mucinous Colorectal Adenocarcinoma”. Zanco Journal of Medical Sciences (Zanco J Med Sci), vol. 21, no. 3, Dec. 2017, pp. 1840-5, doi:10.15218/zjms.2017.041.