Meta-Analysis
Copyright ©The Author(s) 2021.
World J Meta-Anal. Aug 28, 2021; 9(4): 353-376
Published online Aug 28, 2021. doi: 10.13105/wjma.v9.i4.353
Figure 1
Figure 1 Flowchart of literature search. The flowchart shows, for each of the four stages of the process, the numbers of papers and meta-analyses considered, together with the numbers of papers meeting the selection criteria or rejected, with reasons for rejection shown.