Retrospective Study
Copyright ©The Author(s) 2015.
World J Gastrointest Endosc. Jun 10, 2015; 7(6): 659-664
Published online Jun 10, 2015. doi: 10.4253/wjge.v7.i6.659
Figure 1
Figure 1 A case of a delineating lesion (0-IIa). Before (A) and after (B) indigo-carmine dye, the margin of the tumor was clear.