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Jacobson SG, Sandberg MA, Effron MH, Berson EL.Jacobson SG, et al. Among authors: berson el.Trans Ophthalmol Soc U K (1962). 1979;99(3):353-6.Trans Ophthalmol Soc U K (1962). 1979.PMID: 298812
Sandberg MA, Miller S, Berson EL.Sandberg MA, et al. Among authors: berson el.Invest Ophthalmol Vis Sci. 1990 Nov;31(11):2283-7.Invest Ophthalmol Vis Sci. 1990.PMID: 1700774
Reichel E, Bruce AM, Sandberg MA, Berson EL.Reichel E, et al. Among authors: berson el.Am J Ophthalmol. 1989 Nov 15;108(5):540-7. doi: 10.1016/0002-9394(89)90431-5.Am J Ophthalmol. 1989.PMID: 2554733