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Chen L, Hu C, Lin X, Li HY, Du Y, Yao YH, Chen J.Chen L, et al. Among authors: chen j.Int J Ophthalmol. 2021 Jul 18;14(7):1081-1091. doi: 10.18240/ijo.2021.07.18. eCollection 2021.Int J Ophthalmol. 2021.PMID: 34282395Free PMC article.
Cui N, Sun Q, Chen L.Cui N, et al. Among authors: chen l.Medicine (Baltimore). 2021 Aug 13;100(32):e26882. doi: 10.1097/MD.0000000000026882.Medicine (Baltimore). 2021.PMID: 34397906Free PMC article.
Zou D, Liu C, Zhang Q, Li X, Qin G, Huang Q, Meng Y, Chen L, Wei J.Zou D, et al. Among authors: chen l.Clin Interv Aging. 2018 Sep 12;13:1709-1726. doi: 10.2147/CIA.S174000. eCollection 2018.Clin Interv Aging. 2018.PMID: 30254431Free PMC article.