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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