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Key Record Dates Identifier: NCT01492868
Brief Title: Sinusitis in Children and the Nasopharyngeal Microbiome

First Submitted : December 13, 2011
First Submitted that Met QC Criteria : December 14, 2011
First Posted : December 15, 2011 (Estimate)

Last Update Submitted that Met QC Criteria : May 2, 2018
Last Update Posted : May 8, 2018