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Li ML, Hsu SM, Chang YS, Shih MH, Lin YC, Lin CH, Tsai HJ, Tseng SH.Li ML, et al. Among authors: chang ys.J Formos Med Assoc. 2013 Aug;112(8):445-53. doi: 10.1016/j.jfma.2012.03.002. Epub 2012 May 5.J Formos Med Assoc. 2013.PMID: 24016609Free article.