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Liaw GA, Yen CY, Chiang WF, Lee CH, Yang C, Chiou CT, Liu SY.Liaw GA, et al. Among authors: chiang wf.J Formos Med Assoc. 2006 Dec;105(12):971-7. doi: 10.1016/S0929-6646(09)60281-3.J Formos Med Assoc. 2006.PMID: 17185239Free article.