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Effects of Different Add Powers on the Comfort and Productivity of Computer Users With Fixed or Free Head Movement

This study has been completed.
Study NCT00317525.   Last updated on September 7, 2006.   Information provided by American Optometric Association

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1 Conditions listed in this trial
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2 More general conditions related to this trial
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3 Interventions listed in this trial
Spectacle Lenses
4 Sponsors listed in this trial
American Optometric Association




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