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Key Record Dates Identifier: NCT03997669
Brief Title: The Diagnosis and Mechanism of Pleural Effusion

First Submitted : January 22, 2019
First Submitted that Met QC Criteria : June 22, 2019
First Posted : June 25, 2019

Last Update Submitted that Met QC Criteria : August 26, 2019
Last Update Posted : August 29, 2019