JOURNAL OF REFRACTIVE SURGERY, vol.33, no.10, pp.683-690, 2017 (SCI-Expanded)
PURPOSE: To evaluate a four-stage combined treatment for keratoconus including intrastromal corneal ring segment (ICRS) implantation followed by corneal cross-linking (CXL), toric phakic intraocular lens (IOL) implantation, and topography-guided photorefractive keratectomy (TG-PRK).