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Jang M, Shim SR, Ha A, Kim YK.Jang M, et al. Among authors: shim sr.BMJ Open. 2021 Aug 13;11(8):e054340. doi: 10.1136/bmjopen-2021-054340.BMJ Open. 2021.PMID: 34389584Free PMC article.
Ha A, Jang M, Shim SR, Kim CY, Chang IB, Kim YK.Ha A, et al. Among authors: shim sr.Ophthalmology. 2022 Nov;129(11):1294-1304. doi: 10.1016/j.ophtha.2022.06.025. Epub 2022 Aug 23.Ophthalmology. 2022.PMID: 36028393Review.