There are many strategies to find out relevant articles about a topic. This is a reference about some of the most common ways people have used: https://doi.org/10.3233/ISU-160800
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When searching for specific research articles, I will proceed as detailed here.
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The number of articles will be lower, but they will be focused on the search topic.
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Here I compare two searches in PubMed (basic search). The first query used Boolean connectors retrieving 232 articles. The second one without Boolean connectors, the search returned zero articles.