It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Use this guide to learn how to properly and effectively conduct comprehensive searches of the literature.
Remember that searching:
is an ITERATIVE process
often requires re-evaluation and testing, from adding or changing keywords and the ways they relate to each other, to choosing new resources to search, and even rewording or straight-up changing the research question!
is a logic puzzle that requires an understanding of precision and sensitivity