The following are ways you can retrieve articles in PubMed that employ the study designs discussed this guide.
- Use the Article types filter listed on left-side of the results screen to limit your search results to clinical trials, randomized controlled trails, systematic reviews* and meta-analysis
- To retrieve case-control and cohort studies, add the following to your search:
- "Case-Control Studies" [Mesh]
- "Cohort Studies." [Mesh]