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Edrington TB, Barr JT, Zadnik K, Davis LJ, Gundel RE, Libassi DP, McMahon TT, Gordon MO.Edrington TB, et al. Among authors: zadnik k.Optom Vis Sci. 1996 Jun;73(6):369-75. doi: 10.1097/00006324-199606000-00003.Optom Vis Sci. 1996.PMID: 8807647Clinical Trial.
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