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Lass JH, Walter EI, Burris TE, Grossniklaus HE, Roat MI, Skelnik DL, Needham L, Singer M, Medof ME.Lass JH, et al. Among authors: grossniklaus he.Invest Ophthalmol Vis Sci. 1990 Jun;31(6):1136-48.Invest Ophthalmol Vis Sci. 1990.PMID: 1693916