Fetters, M. D. (2019). Getting started in primary care research: Choosing among six practical research approaches. Fam Med Community Health.
Chicago-tyylinen lähdeviittausFetters, Michael D. "Getting Started in Primary Care Research: Choosing Among Six Practical Research Approaches." Fam Med Community Health 2019.
MLA-viiteFetters, Michael D. "Getting Started in Primary Care Research: Choosing Among Six Practical Research Approaches." Fam Med Community Health 2019.
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