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Fernández-Barrientos Y, García-Feijoó J, Martínez-de-la-Casa JM, Pablo LE, Fernández-Pérez C, García Sánchez J.Fernández-Barrientos Y, et al.Invest Ophthalmol Vis Sci. 2010 Jul;51(7):3327-32. doi: 10.1167/iovs.09-3972. Epub 2010 Mar 5.Invest Ophthalmol Vis Sci. 2010.PMID: 20207977Clinical Trial.