Contact Lenses For Keratoconus - types and alternatives
Combining primary and piggyback intraocular lenses to treat extreme myopic astigmatism in stable keratoconus following cataract surgery - Goh - 2013 - Clinical and Experimental Optometry - Wiley Online Library
Combining Optics and Comfort: Piggyback and Hybrid Lenses
Contact Lens Spectrum - Contact Lens Options for Irregular Corneas
contact lenses fitting for KCN
Contact Lens Spectrum - Contact Lens Options for Managing Keratoconus and Keratectasias
Contact lens in keratoconus Rathi VM, Mandathara PS, Dumpati S - Indian J Ophthalmol
Türk Oftalmoloji Dergisi
Rigid Gas Permeable, New Jersey, Cornea Specialists, New York City | CLEI Center for Keratoconus, Teaneck, NJ
Contact lens in keratoconus
Combining Optics and Comfort: Piggyback and Hybrid Lenses