ASPHERIC OPHTHALMIC LENSES.
D002387:Cataract Extraction; D003261:Contact Lenses; D004864:Equipment and Supplies; D005139:Eyeglasses; D006801:Humans; D007908:Lens, Crystalline; D007909:Lenses; D009887:Ophthalmoscopy; D012030:Refractive Errors
CATARACT EXTRACTION; CONTACT LENSES; EQUIPMENT AND SUPPLIES; EYEGLASSES; LENSES; OPHTHALMOSCOPY; REFRACTIVE ERRORS