Evaluating Bang for the Buck: A Cost-Effectiveness Comparison Between Individual Interviews and Focus Groups Based on Thematic Saturation Levels

Namey, Emily ; Guest, Greg ; McKenna, Kevin ; Chen, Mario

The American journal of evaluation, 2016-09, Vol.37 (3), p.425-440 [Periódico revisado por pares]

Los Angeles, CA: SAGE Publications

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