. 2020 Jun 13;9(3):162–166. doi: 10.4103/eus.eus_36_20
Copyright: © 2020 SPRING MEDIA PUBLISHING CO. LTD
This is an open access journal, and articles are distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 License, which allows others to remix, tweak, and build upon the work non-commercially, as long as appropriate credit is given and the new creations are licensed under the identical terms.
Figure 1.
A stone basket was inserted into the GB to retrieve the stones