Creech, J L In vivo tear-film thickness determination and implications for tear-film stability. [electronic resource] - Current eye research Nov 1998 - 1058-66 p. digital Publication Type: Clinical Trial; Journal Article; Research Support, Non-U.S. Gov't ISSN: 0271-3683 Standard No.: 10.1076/ceyr.17.11.1058.5233 doi Subjects--Topical Terms: AdultContact LensesCornea--physiologyDesiccationFemaleHumansMaleMiddle AgedTears--chemistryVolatilization