Example
How is sleep affected in people with brain injuries?
Step 1: Break up this research question into two or three main concepts. Ignore extraneous words.
Step 2: Conduct an initial search with these words, and quickly scan the results.
Step 3: Using information from your initial search, add synonyms, acronyms, and variant spellings.
(sleep OR insomnia OR hypersomnolence) AND (brain injury OR tbi OR concussion)
Use these databases to find scholarly articles.