title: Fitting cellulose acetate butyrate lenses in keratoconus.
mesh_terms: D002482:Cellulose / Q000031:analogs & derivatives*; D003261:Contact Lenses / Q000009:adverse effects; D003315:Cornea / Q000503:physiopathology / Q000601:surgery; D003316:Corneal Diseases / Q000209:etiology; D006801:Humans; D007640:Keratoconus / Q000503:physiopathology / Q000601:surgery / Q000628:therapy*; D008768:Methylmethacrylates; D010100:Oxygen; D010539:Permeability; D014792:Visual Acuity
chemical_list: D008768:Methylmethacrylates; D002482:Cellulose; C014396:cellulose acetate-butyrate; D010100:Oxygen