Meta-Analysis
Copyright ©The Author(s) 2021.
World J Gastrointest Surg. May 27, 2021; 13(5): 493-506
Published online May 27, 2021. doi: 10.4240/wjgs.v13.i5.493
Figure 1
Figure 1 Flow diagram showing the article selection process. MBPO: Malignant biliary proximal obstruction; RCTs: Randomized clinical trials.