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During the study, there had been several participants that dealt with dry eye assessment and management. They were mostly used for cross-sectional reasons for the analysis, and standard procedures were later utilized for obtaining possible results of ocular surface disease index, or OSDI. The same procedures were used for other means of contrast sensitivity which will be listed down below.

Dr. Joseph Cohen O.D.
Woodland Hills Optometrist
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19737 Ventura Blvd., Suite 201, Woodland Hills, CA 91364