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    By Theo Seiler, MD, PhD; Randy J Epstein, MD
    AAO 2014
    Cornea/External Disease

    In part 2 of this 4-part series, the question is whether to recommend epithelium-off or epithelium-on corneal collagen crosslinking for an 18-year-old with mild to moderate, but progressive keratoconus. Dr. Theo Seiler says off; Dr. Randy Epstein says on.