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Key Record Dates Identifier: NCT01775709
Brief Title: Evaluation of a New Biocompatible Pressure Equalizing Tube

First Submitted : January 14, 2013
First Submitted that Met QC Criteria : January 22, 2013
First Posted : January 25, 2013 (Estimate)

Last Update Submitted that Met QC Criteria : February 8, 2017
Last Update Posted : February 10, 2017