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enter terms that describe what you are looking for
just use main words, leave out 'and', 'or', etc
eg nurses hand hygiene adherence
the database will interpret your search and present results by relevance.
use filters to restrict by year, subject, type of article,etc.
This may be adequate for clinical or study needs but the results depends on the platform's search algorithm.
However if you are doing a more substantial project, original research or planning to publish your work you should do a structured search. A structured search allows you to control the search parameters and produce a reproducible and verifiable search strategy. This is essential for producing a literature or systematic review.
Advanced searching tips
Advanced searching is not intuitive and requires some learning. However it is the best way to find relevant original research.