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Primary Sources in the Sciences

A guide to help identify and find primary sources in the sciences

Finding Primary Sources

Here are two examples from different databases that differentiate between original research and review articles.In the first example from ScienceDirect, the search results page indicates when an article is either a review article or an original research article.

 

This example from PLoS One also differentiates between article types by showing when an article is either a research article or a review.