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Key Record Dates Identifier: NCT01827176
Brief Title: Clinical Characteristic of Recurrent Acute Rhinosinusitis in Children

First Submitted : March 25, 2013
First Submitted that Met QC Criteria : April 4, 2013
First Posted : April 9, 2013 (Estimate)

Last Update Submitted that Met QC Criteria : March 21, 2017
Last Update Posted : March 22, 2017