General
CLEK - study of 1,200 U.S. keratoconus patients, 1995-2004
Contact Lens Update - research-oriented contact lens news
EyeDock.com - searchable database of contact lenses and ocular pharmaceuticals
National Eye Institute - clinical studies, education, research and more
National Keratoconus Foundation
Ortho-k Network - general information and practitioner directory
Orthokeratology Academy of America
Associations
American Academy of Optometry - Cornea, Contact Lenses & Refractive Technologies Section
American Optometric Association - Contact Lens & Cornea Section
Contact Lens Society of America
Scleral Lens Education Society
Publications and Newsletters
Contact Lenses Today
Contact Lens Spectrum
New Zealand Optics
Primary Care Optometry News
Review of Ophthalmology
Review of Optometry
Consumer Education
All About Vision - comprehensive site includes GPs, ortho-k and scleral lenses
Contact Lens Safety – referenced content from the AOA and American Academy of Optometry
ContactLenses.org – GP information from the GPLI
EyeSmart – from the American Academy of Ophthalmology
National Eye Institute - patient information including refractive error and corneal disease