Systematic Reviews
Copyright ©The Author(s) 2016.
World J Gastroenterol. May 14, 2016; 22(18): 4594-4603
Published online May 14, 2016. doi: 10.3748/wjg.v22.i18.4594
Figure 1
Figure 1 Summary of the evidence search and selection process (flow diagram). RCTs: Randomized controlled trials.