Letters To The Editor
Copyright ©The Author(s) 2015.
World J Gastrointest Endosc. Jul 10, 2015; 7(8): 830-832
Published online Jul 10, 2015. doi: 10.4253/wjge.v7.i8.830
Figure 2
Figure 2 Indigocarmine dye application through the air/water channel of the endoscope.