Retrospective Cohort Study
Copyright ©The Author(s) 2016.
World J Gastrointest Endosc. Apr 10, 2016; 8(7): 330-337
Published online Apr 10, 2016. doi: 10.4253/wjge.v8.i7.330
Figure 1
Figure 1 Flow chart of the patients. EGC: Early gastric cancer.