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Steele M, Seiple WH, Carr RE, Klug R.Steele M, et al. Among authors: carr re.Am J Ophthalmol. 1989 Nov 15;108(5):572-7. doi: 10.1016/0002-9394(89)90436-4.Am J Ophthalmol. 1989.PMID: 2817056Free article.
Holopigian K, Seiple W, Lorenzo M, Carr R.Holopigian K, et al.Invest Ophthalmol Vis Sci. 1992 Sep;33(10):2773-80.Invest Ophthalmol Vis Sci. 1992.PMID: 1526726