Meta-Analysis
Copyright ©The Author(s) 2024.
World J Gastroenterol. Mar 21, 2024; 30(11): 1621-1635
Published online Mar 21, 2024. doi: 10.3748/wjg.v30.i11.1621
Figure 1
Figure 1 The preferred reporting items for systematic reviews and meta-analyses flow diagram flowchart shows the number of articles (n) in the different selection stages of the selection process. AC: Adenocarcinoma; SCC: Squamous cell carcinoma.