Fitting and analysis of soft contact lens (four years follow up).
D003263:Contact Lenses, Hydrophilic / Q000592:standards*; D003315:Cornea / Q000098:blood supply / Q000473:pathology; D005069:Evaluation Studies as Topic; D006801:Humans; D009907:Optometry / Q000379:methods; D012030:Refractive Errors / Q000503:physiopathology; D014792:Visual Acuity