
Efficacy and Safety of Epi-On vs Epi-Off Corneal Cross-Linking in Corneal Ectasia: A Systematic Review and Meta-Analysis ...
Introduction Corneal ectasia, including keratoconus, is a condition in which progressive thinning of the corneal stroma causes the cornea to become increasingly protruded, potentially leading to severe visual impairment.1 Keratoconus is the most common …