Meta-Analysis
Copyright ©2014 Baishideng Publishing Group Co.
World J Gastroenterol. Jan 28, 2014; 20(4): 1095-1106
Published online Jan 28, 2014. doi: 10.3748/wjg.v20.i4.1095
Figure 1
Figure 1 Flow diagram showing record identification, screening and study inclusion process.