Meta-Analysis
Copyright ©The Author(s) 2015.
World J Gastroenterol. May 28, 2015; 21(20): 6374-6380
Published online May 28, 2015. doi: 10.3748/wjg.v21.i20.6374
Figure 4
Figure 4 Publication bias was not present (t = 0. 58, P = 0.577).