Systematic Review
Copyright ©2014 Baishideng Publishing Group Inc.
World J Hepatol. May 27, 2014; 6(5): 347-357
Published online May 27, 2014. doi: 10.4254/wjh.v6.i5.347
Figure 2
Figure 2 Identification and screening of articles according to preferred reporting items for systematic reviews and meta-analyses recommendations.