How to use Boolean operators

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OvidGO! Published on Jun 4, 2025

Boolean operators are an important step in your search strategy creation. They allow researchers to narrow, broaden or even remove terms from a search strategy.

The field guide for each Ovid database also provides a short description and examples in the use of the Boolean Operators.

The main Ovid Help Guide provides a more in-depth look at Booleans.

This Knowledge Base item discusses the correct use of Booleans on the Ovid platform.

How to use Boolean operators

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