Meta-Analysis
Copyright ©The Author(s) 2019.
World J Gastroenterol. Jul 7, 2019; 25(25): 3268-3280
Published online Jul 7, 2019. doi: 10.3748/wjg.v25.i25.3268
Figure 1
Figure 1 Flow chart illustrating details of the search strategy and the study selection process.