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Jiao C, Leng A, Nicholas S, Maitland E, Wang J, Zhao Q, Xu L, Gong C.Jiao C, et al. Among authors: xu l.Int J Environ Res Public Health. 2020 Nov 28;17(23):8855. doi: 10.3390/ijerph17238855.Int J Environ Res Public Health. 2020.PMID: 33260787Free PMC article.
Zhao Q, Wang J, Nicholas S, Maitland E, Sun J, Jiao C, Xu L, Leng A.Zhao Q, et al. Among authors: xu l.Int J Environ Res Public Health. 2020 Dec 11;17(24):9261. doi: 10.3390/ijerph17249261.Int J Environ Res Public Health. 2020.PMID: 33322307Free PMC article.
Xu L, Chen M, Peng K, Hiligsmann M, Jan S, Si L.Xu L, et al.Arch Osteoporos. 2023 Feb 10;18(1):29. doi: 10.1007/s11657-023-01220-2.Arch Osteoporos. 2023.PMID: 36764986
Xu L, Chen M, Angell B, Jiang Y, Howard K, Jan S, Si L.Xu L, et al.BMJ Glob Health. 2024 Jan 9;9(1):e013070. doi: 10.1136/bmjgh-2023-013070.BMJ Glob Health. 2024.PMID: 38195152Free PMC article.
Huang Y, Li J, Hao H, Xu L, Nicholas S, Wang J.Huang Y, et al. Among authors: xu l.Int J Environ Res Public Health. 2019 Jul 25;16(15):2653. doi: 10.3390/ijerph16152653.Int J Environ Res Public Health. 2019.PMID: 31349563Free PMC article.
Hao H, Nicholas S, Xu L, Leng A, Sun J, Han Z.Hao H, et al. Among authors: xu l.Int J Environ Res Public Health. 2022 May 12;19(10):5873. doi: 10.3390/ijerph19105873.Int J Environ Res Public Health. 2022.PMID: 35627410Free PMC article.
Yang F, Ding L, Liu C, Xu L, Nicholas S, Wang J.Yang F, et al. Among authors: xu l.Int J Environ Res Public Health. 2018 Oct 19;15(10):2297. doi: 10.3390/ijerph15102297.Int J Environ Res Public Health. 2018.PMID: 30347677Free PMC article.
Xu L, Yang F, Sun J, Nicholas S, Wang J.Xu L, et al.Int J Environ Res Public Health. 2019 Jun 14;16(12):2121. doi: 10.3390/ijerph16122121.Int J Environ Res Public Health. 2019.PMID: 31208009Free PMC article.