What you've always wanted to know about contact lenses and were afraid to ask.
D002386:Cataract / Q000534:rehabilitation; D003261:Contact Lenses / Q000009:adverse effects / Q000295:instrumentation; D006801:Humans; D006967:Hypersensitivity / Q000209:etiology; D007634:Keratitis / Q000209:etiology; D007640:Keratoconus / Q000534:rehabilitation; D008722:Methods; D010342:Patient Acceptance of Health Care; D011305:Presbyopia / Q000534:rehabilitation; D012030:Refractive Errors / Q000534:rehabilitation*