title: Microscopic and elemental analysis of deposits on extended wear soft contact lenses.
mesh_terms: D000328:Adult; D000368:Aged; D002118:Calcium / Q000032:analysis*; D003262:Contact Lenses, Extended-Wear; D003263:Contact Lenses, Hydrophilic; D006801:Humans; D008055:Lipids / Q000032:analysis*; D008855:Microscopy, Electron, Scanning; D008875:Middle Aged; D013052:Spectrometry, X-Ray Emission
chemical_list: D008055:Lipids; D002118:Calcium