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ClinicalTrials.gov

Key Record Dates

ClinicalTrials.gov Identifier: NCT00000129
Brief Title: Prospective Evaluation of Radial Keratotomy (PERK) Study
First Submitted : September 23, 1999
First Submitted that Met QC Criteria : September 23, 1999
First Posted : September 24, 1999 (Estimate)
Last Update Submitted that Met QC Criteria : September 16, 2009
Last Update Posted : September 17, 2009 (Estimate)