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The Collaborative Longitudinal Evaluation of Keratoconus (CLEK) Study

National Eye Institute (NEI) · 1995
ClinicalTrials.gov · Datasets · License: Public Domain · 1995
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To describe the clinical course of keratoconus and to describe the relationships among its visual and physiological manifestations, including high- and low-contrast visual acuity, corneal curvature, slit lamp biomicroscopic findings, corneal scarring, and quality of life. To identify risk factors and protective factors that influence the severity and progression of keratoconus.
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