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Key Record Dates Identifier: NCT01416597
Brief Title: A Systematic Review of Studies of the Effect of Influenza Vaccine Against Mismatched Strains

First Submitted : August 12, 2011
First Submitted that Met QC Criteria : August 12, 2011
First Posted : August 15, 2011 (Estimate)

Last Update Submitted that Met QC Criteria : December 13, 2012
Last Update Posted : December 17, 2012 (Estimate)