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February 2009Comment: The Essential Role of Pair Matching in Cluster-Randomized Experiments, with Application to the Mexican Universal Health Insurance Evaluation
Kai Zhang, Dylan S. Small "Comment: The Essential Role of Pair Matching in Cluster-Randomized Experiments, with Application to the Mexican Universal Health Insurance Evaluation," Statistical Science, Statist. Sci. 24(1), 59-64, (February 2009)
