Alpins N, Stamatelatos G (April 2007). "Tailored photoastigmatic refractive keratectomy using blended topographic and refractive information for myopia and astigmatism in eyes with forme fruste and delicate keratoconus". Hellen Keller, who was each deaf and blind, reported, "The one thing worse than staying blind is possessing sight but no vision." https://wekurehealth.com/blog/cataracts-what-to-expect-and-how-to-prepare-wekure-health/