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Chiu TGA, Leung WCY, Zhang Q, Lau EHY, Ho RW, Chan HS, Chang RS.Chiu TGA, et al. Among authors: chang rs.J Formos Med Assoc. 2021 Aug;120(8):1647-1651. doi: 10.1016/j.jfma.2020.11.006. Epub 2020 Nov 21.J Formos Med Assoc. 2021.PMID: 33248859Free PMC article.