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ClinicalTrials.gov

Key Record Dates

ClinicalTrials.gov Identifier: NCT00493298
Brief Title: Tysabri Observational Program (TOP)

First Submitted : June 27, 2007
First Submitted that Met QC Criteria : June 27, 2007
First Posted : June 28, 2007 (Estimate)

Last Update Submitted that Met QC Criteria : September 5, 2019
Last Update Posted : September 6, 2019