FOCUS
Screen 2 of 2
In our heart diseases search, we would expect to find a lot of articles about heart diseases. We only want those articles where the concept of heart diseases is emphasized. Therefore, we should FOCUS this search.
Sample retrieval with
and without FOCUS. (*)
Notice in the "Results" column that we have a smaller group of articles that FOCUS on heart diseases.
Now that we've learned more about
EXPLODE and FOCUS, let's continue our search.
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DISPLAY