In this example, we will be searching the CINAHL (Cumulative Index of Nursing and Allied Health) database.
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Select CIHNAL Headings (in other Databases, look for Subject Terms or Thesaurus).
Enter your keywords and browse for medical subject headings.
Browse the list for relevant terminology. Notice narrower/more focused subjects. To apply, check the box next to a subject. Build slowly with one subject at a time.
Other Useful Databases:
Holman Library subscribes to many relevant databases.