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Greven CM, Sanders RJ, Brown GC, Annesley WH, Sarin LK, Tasman W, Morgan TM.Greven CM, et al.Ophthalmology. 1992 Feb;99(2):257-62. doi: 10.1016/s0161-6420(92)31983-9.Ophthalmology. 1992.PMID: 1553218