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Key Record Dates

ClinicalTrials.gov Identifier: NCT03280355
Brief Title: The Effects of Singing Training for Patients With Chronic Obstructive Pulmonary Disease (COPD)

First Submitted : September 1, 2017
First Submitted that Met QC Criteria : September 8, 2017
First Posted : September 12, 2017

Last Update Submitted that Met QC Criteria : February 22, 2021
Last Update Posted : February 25, 2021