Corneal Cross-linking to Halt the Progression of Keratoconus and Corneal Ectasia: Seven-Year Follow-up
Purpose To determine long-term efficacy and safety of riboflavin/ultraviolet A corneal cross-linking (CXL). Design Prospective cohort study. Methods Thirty-six patients (36 eyes) who underwent epithelium-off CXL at a University Hospital…