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Volumn 47, Issue 3, 2012, Pages 392-420

The Impact of Covariates on Statistical Power in Cluster Randomized Designs: Which Level Matters More?

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EID: 84863621581     PISSN: 00273171     EISSN: None     Source Type: Journal    
DOI: 10.1080/00273171.2012.673898     Document Type: Article
Times cited : (20)

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