Observational Study
Copyright ©The Author(s) 2015.
World J Gastroenterol. Dec 14, 2015; 21(46): 13140-13151
Published online Dec 14, 2015. doi: 10.3748/wjg.v21.i46.13140
Figure 2
Figure 2 Will’s high-frequency ring knife (MTW-Endoskopie, Wesel, Germany). The inset top left shows the tip of the device, enlarged.