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Key Record Dates Identifier: NCT03235505
Brief Title: Efficacy and Safety of E-cigarettes for Smoking Cessation in Middle-aged Heavy Smokers (EFFECT)

First Submitted : June 2, 2017
First Submitted that Met QC Criteria : July 28, 2017
First Posted : August 1, 2017

Last Update Submitted that Met QC Criteria : February 15, 2023
Last Update Posted : February 17, 2023