Meta-Analysis
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Nov 14, 2013; 19(42): 7461-7471
Published online Nov 14, 2013. doi: 10.3748/wjg.v19.i42.7461
Figure 1
Figure 1 Flow diagram depicting the process of identification and inclusion of selected studies. RCT: Randomized controlled trials.