Retrospective Study
Copyright ©The Author(s) 2022.
World J Gastrointest Endosc. Sep 16, 2022; 14(9): 547-554
Published online Sep 16, 2022. doi: 10.4253/wjge.v14.i9.547
Figure 2
Figure 2 Flowchart of the selection of patients in the study.