. 2017 May 31;50(3):219–223. doi: 10.5946/ce.2017.078
Copyright © 2017 Korean Society of Gastrointestinal Endoscopy
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Fig. 4.
Dual knife J™ (Olympus, Tokyo, Japan).