1. Colorectal cancer statistics, 2014;Siegel;CA Cancer J Clin,2014
2. Time trend analysis of primary tumor resection for stage IV colorectal cancer: less surgery, improved survival;Hu;JAMA Surg,2015
3. Primary mFOLFOX6 plus bevacizumab without resection of the primary tumor for patients presenting with surgically unresectable metastatic colon cancer and an intact asymptomatic colon cancer: definitive analysis of NSABP trial C-10;McCahill;J Clin Oncol,2012
4. Surgical resection of primary tumors in patients who present with stage IV colorectal cancer: an analysis of surveillance, epidemiology, and end results data, 1988 to 2000;Cook;Ann Surg Oncol,2005
5. Non-resection versus resection for an asymptomatic primary tumour in patients with unresectable stage IV colorectal cancer;Cirocchi;Cochrane Database Syst Rev,2012