Letters To The Editor
Copyright ©The Author(s) 2015.
World J Gastrointest Endosc. May 16, 2015; 7(5): 573-574
Published online May 16, 2015. doi: 10.4253/wjge.v7.i5.573
Figure 1
Figure 1 Bravo pH capsule in left pyriform sinus.