Sack, Robert A Tear turnover and immune and inflammatory processes in the open-eye and closed-eye environments: relationship to extended wear contact lens use. [electronic resource] - Eye & contact lens Jan 2003 - S80-2; discussion S83-4, S192-4 p. digital Publication Type: Journal Article; Review ISSN: 1542-2321 Standard No.: 10.1097/00140068-200301001-00022 doi Subjects--Topical Terms: Blinking--physiologyContact Lenses, Extended-Wear--adverse effectsCornea--metabolismEye Proteins--metabolismGoblet Cells--metabolismHumansImmune System--physiologyInflammation--metabolismKeratitis--etiologyLacrimal Apparatus--metabolismTears--metabolism