Meta-Analysis
Copyright ©The Author(s) 2022.
World J Clin Cases. Aug 6, 2022; 10(22): 7844-7858
Published online Aug 6, 2022. doi: 10.12998/wjcc.v10.i22.7844
Figure 1
Figure 1 Flowchart of the study selection. PEG: Polyethylene glycol; RCT: Randomized controlled trial.