5Balazs EA, Freeman MI, Kloti R, et al. Hyalumnic acid and replacement of vitreous and aqueous humor. Mod Prob Ophthalmol,1972, 10:3-21.
6Ashinoff SA. Dispersive and cohesive viscoelastic materials in phacoemulsification. Ophthalmic Practice, 1995, 13:98-104.
7Hoist A, Rolfsen W, Svensson B, et al. Formation of free radicals during phacoemulsification. Curr Eye Res, 1993, 12:359-365.
8Halrfstrand A, Molander N, Stenevi U, et al. Evidence of hyaluronic acid and hyaluronic acid binding sites on human corneal endothelium. J Cataract Refract Surg, 1992, 18:265-269.
9Garg A, Pandey SK, Shamm V, et al. Advances in ophthalmology 1. Jaypee Brothers, New Delhi, India, 2003, 27.