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Qian Y, Chen X, Tang D, Kelley AS, Li J.Qian Y, et al. Among authors: chen x.J Gerontol A Biol Sci Med Sci. 2021 Sep 13;76(10):1846-1853. doi: 10.1093/gerona/glab043.J Gerontol A Biol Sci Med Sci. 2021.PMID: 33575783Free PMC article.
Si Y, Zhou Z, Su M, Wang X, Li D, Wang D, He S, Hong Z, Chen X.Si Y, et al. Among authors: chen x.Int J Environ Res Public Health. 2018 Jul 11;15(7):1466. doi: 10.3390/ijerph15071466.Int J Environ Res Public Health. 2018.PMID: 29997376Free PMC article.
Lin Z, Yin X, Levy BR, Yuan Y, Chen X.Lin Z, et al. Among authors: chen x.medRxiv [Preprint]. 2023 Oct 25:2023.10.24.23297470. doi: 10.1101/2023.10.24.23297470.medRxiv. 2023.PMID: 37961588Free PMC article.Preprint.