1. Colon cancer, version 3.2014;Benson;J Natl Compr Canc Netw,2014
2. Esophageal and esophagogastric junction cancers, Version 1.2015;Ajani;J Natl Compr Canc Netw,2015
3. Gastric cancer, version 2.2013;Ajani;J Natl Compr Canc Netw,2013
4. Protocol for the examination of specimens from patients with primary carcinoma of the colon and rectum;Washington;Arch Pathol Lab Med,2009
5. Practice parameters for the management of colon cancer;Chang;Dis Colon Rectum,2012