Rapid Communication
Copyright ©2007 Baishideng Publishing Group Co.
World J Gastroenterol. Aug 28, 2007; 13(32): 4385-4390
Published online Aug 28, 2007. doi: 10.3748/wjg.v13.i32.4385
Figure 2
Figure 2 Before precut down with needle knife (A, B) and after precut (C, D).