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Zhang Y, Liang D, Xu Z.Zhang Y, et al. Among authors: xu z.Ann Oper Res. 2022 Nov 17:1-35. doi: 10.1007/s10479-022-05075-7. Online ahead of print.Ann Oper Res. 2022.PMID: 36415819Free PMC article.
Qu G, Xue R, Li T, Qu W, Xu Z.Qu G, et al. Among authors: xu z.Int J Environ Res Public Health. 2020 Mar 23;17(6):2138. doi: 10.3390/ijerph17062138.Int J Environ Res Public Health. 2020.PMID: 32210146Free PMC article.
Qu G, Zhang Z, Qu W, Xu Z.Qu G, et al. Among authors: xu z.Int J Environ Res Public Health. 2020 May 7;17(9):3268. doi: 10.3390/ijerph17093268.Int J Environ Res Public Health. 2020.PMID: 32392876Free PMC article.Review.
Chen S, Xu Z, Wang X, Zhang C.Chen S, et al. Among authors: xu z.Knowl Based Syst. 2022 Dec 22;258:109996. doi: 10.1016/j.knosys.2022.109996. Epub 2022 Oct 17.Knowl Based Syst. 2022.PMID: 36277675Free PMC article.
Tang M, Liao H, Li Z, Xu Z.Tang M, et al. Among authors: xu z.Int J Environ Res Public Health. 2018 Apr 13;15(4):751. doi: 10.3390/ijerph15040751.Int J Environ Res Public Health. 2018.PMID: 29652868Free PMC article.
Liu N, Xu Z, Wu H, Ren P.Liu N, et al. Among authors: xu z.Soft comput. 2022;26(21):11713-11732. doi: 10.1007/s00500-022-07339-7. Epub 2022 Aug 26.Soft comput. 2022.PMID: 36043119Free PMC article.
Zheng Y, Xu Z, Xiao A.Zheng Y, et al. Among authors: xu z.Artif Intell Rev. 2023 Feb 4:1-43. doi: 10.1007/s10462-022-10272-8. Online ahead of print.Artif Intell Rev. 2023.PMID: 36777109Free PMC article.