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Qin S, Bai Y, Lim HY, Thongprasert S, Chao Y, Fan J, Yang TS, Bhudhisawasdi V, Kang WK, Zhou Y, Lee JH, Sun Y.Qin S, et al. Among authors: yang ts.J Clin Oncol. 2013 Oct 1;31(28):3501-8. doi: 10.1200/JCO.2012.44.5643. Epub 2013 Aug 26.J Clin Oncol. 2013.PMID: 23980077Clinical Trial.