Evaluation and Program Planning · 1980 · 6.1K citations · 2 references
Public HealthDesignExperimental DesignField ExperimentsField TestingFieldwork PracticesQuasi-experimental DesignQuasi-experimental EvaluationControlled Field TrialsExperimental Field TrialsLatin Square Sampling PlansRandomized Field ExperimentsSingle-case Quasi-experimental Design
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