Retrospective Study
Copyright ©The Author(s) 2019.
World J Gastroenterol. Apr 28, 2019; 25(16): 1975-1985
Published online Apr 28, 2019. doi: 10.3748/wjg.v25.i16.1975
Figure 1
Figure 1 Summary of the study design. SEMS: Self-expandable metallic stents.