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Esser P, Tervooren D, Heimann K, Kociok N, Bartz-Schmidt KU, Walter P, Weller M.Esser P, et al. Among authors: heimann k.Invest Ophthalmol Vis Sci. 1998 Jan;39(1):164-70.Invest Ophthalmol Vis Sci. 1998.PMID: 9430558