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Meta-Analysis
Hu Zhang, You-Qing Zhu, Jian Qi, Qi-Xian Wang, Sha-Sha Cai, Si-Ying Zhu, Xiao-Wen Zhu, Xin-Tao Wang 
World J Meta-Anal 1(3):147-156. Published online Nov 26, 2013. doi: 10.13105/wjma.v1.i3.147