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Shen CL, Wang TF, Liu CZ, Wu YF.Shen CL, et al. Among authors: liu cz.Vaccines (Basel). 2023 Feb 16;11(2):456. doi: 10.3390/vaccines11020456.Vaccines (Basel). 2023.PMID: 36851332Free PMC article.
Shen CL, Wang TF, Liu CZ, Wu YF.Shen CL, et al. Among authors: liu cz.Vaccines (Basel). 2023 Nov 28;11(12):1775. doi: 10.3390/vaccines11121775.Vaccines (Basel). 2023.PMID: 38140270Free PMC article.
Wong MW, Yi CH, Liu TT, Lei WY, Hung JS, Liu CZ, Chen CL.Wong MW, et al. Among authors: liu tt, liu cz.J Gastroenterol Hepatol. 2021 Feb;36(2):430-435. doi: 10.1111/jgh.15170. Epub 2020 Jul 21.J Gastroenterol Hepatol. 2021.PMID: 32632986