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Zhang B, Song Y, Fu Y, Zhu B, Wang B, Wang J.Zhang B, et al.BMC Cancer. 2020 Jan 31;20(1):86. doi: 10.1186/s12885-020-6583-3.BMC Cancer. 2020.PMID: 32005140Free PMC article.
Gao JF, Li CS, Zhang BC, Du GZ, Zhang XH, Wang J, Zhu YZ, Ou WL, Yang B.Gao JF, et al. Among authors: zhang xh, zhang bc.Ai Zheng. 2004 Apr;23(4):435-8.Ai Zheng. 2004.PMID: 15087034Clinical Trial.Chinese.
Wang J, Zhao W, Guo Y, Zhang B, Xie Q, Xiang D, Gao J, Wang B, Chen Z.Wang J, et al. Among authors: zhang b.Oncology. 2009;76(6):420-9. doi: 10.1159/000216837. Epub 2009 May 5.Oncology. 2009.PMID: 19420963
Wang J, Guo Y, Zhang B, Chen Z, Gao J, Zhao Y, Xiang D.Wang J, et al. Among authors: zhang b.Zhongguo Fei Ai Za Zhi. 2007 Dec 20;10(6):481-5. doi: 10.3779/j.issn.1009-3419.2007.06.07.Zhongguo Fei Ai Za Zhi. 2007.PMID: 21129304Free article.Chinese.