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Tshionyi M, Shay E, Lunde E, Lin A, Han KY, Jain S, Chang JH, Azar DT.Tshionyi M, et al. Among authors: jain s.Cornea. 2012 Jan;31(1):74-80. doi: 10.1097/ICO.0b013e31821dd986.Cornea. 2012.PMID: 22030600Free PMC article.