Control group: References & Edit History

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Type Description Contributor Date
Article title updated for style. Nov 12, 2026
Modified link of Web site: National Center for Biotechnology Information - PubMed Central - Examining the Efficacy of Control Groups in Achieving Statistical Control: A Critical Look at Randomized Controlled Trials. Aug 24, 2026
Add new Web site: Verywell Mind - What Is a Control Group? Oct 28, 2022
Add new Web site: National Center for Biotechnology Information - PubMed Central - Examining the Efficacy of Control Groups in Achieving Statistical Control: A Critical Look at Randomized Controlled Trials. Oct 04, 2022
Added information on the importance of randomization. May 14, 2020
Corrected display issue. Aug 29, 2018
New article added. Aug 01, 2016
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