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Prospective Evaluation of Radial Keratotomy (PERK) Study

National Eye Institute (NEI) · 1981
ClinicalTrials.gov · Datasets · License: Public Domain · 1981
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To determine whether radial keratotomy is effective in reducing myopia. To detect complications of the surgery. To discover patient characteristics and surgical factors affecting the results. To determine the long-term safety and efficacy of the procedure.
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