Use this chart to compare the different types of articles you may find in a library database.
All the details of a study are specified and usually described in sections with the headings: Introduction, Materials and Methods, Results and Discussion. See below for examples of what to look for:
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Look at these two articles and determine which article is the primary / research article.
VCU Libraries. (2011, Jan 12). Types of scholarly articles. [Video]. YouTube. https://www.youtube.com/watch?v=uEsAKqXSfbY&t=207s