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Grunwald E, Yassur Y, Ben-Sira I.Grunwald E, et al. Among authors: yassur y.Br J Ophthalmol. 1980 Feb;64(2):98-101. doi: 10.1136/bjo.64.2.98.Br J Ophthalmol. 1980.PMID: 6892688Free PMC article.
Nissenkorn I, Yassur Y, Mashkowski D, Sherf I, Ben-Sira I.Nissenkorn I, et al. Among authors: yassur y.Br J Ophthalmol. 1983 Mar;67(3):170-3. doi: 10.1136/bjo.67.3.170.Br J Ophthalmol. 1983.PMID: 6687430Free PMC article.
Ben-Sira I, Nissenkorn I, Grunwald E, Yassur Y.Ben-Sira I, et al. Among authors: yassur y.Br J Ophthalmol. 1980 Oct;64(10):758-62. doi: 10.1136/bjo.64.10.758.Br J Ophthalmol. 1980.PMID: 6893553Free PMC article.