Systematic Reviews
Copyright ©The Author(s) 2016.
World J Gastroenterol. Mar 28, 2016; 22(12): 3471-3485
Published online Mar 28, 2016. doi: 10.3748/wjg.v22.i12.3471
Figure 1
Figure 1 Preferred reporting items for systematic reviews and meta-analyses flowchart of articles found and screened in the systematic review.