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Yeh HC, Yang SF, Ke HL, Lee KS, Huang CH, Wu WJ.Yeh HC, et al.Kaohsiung J Med Sci. 2007 Sep;23(9):475-9. doi: 10.1016/S1607-551X(08)70056-1.Kaohsiung J Med Sci. 2007.PMID: 17766217Free article.