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Yen KC, Chan YH, Wu CT, Hsieh MJ, Wang CL, Wen MS, Chu PH.Yen KC, et al. Among authors: wu ct.J Formos Med Assoc. 2021 Jan;120(1 Pt 2):551-558. doi: 10.1016/j.jfma.2020.07.004. Epub 2020 Jul 8.J Formos Med Assoc. 2021.PMID: 32653389Free article.