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NURS 200W: Principles of Nursing Research and Evidence-Based Practice

World Campus Sections

AND, OR, Parentheses: How to use them

Use AND if your term must be included in the search.

  • Diet AND Exercise

Use OR if your terms are interchangeable.

  • Diet OR Nutrition

Always place your OR'ed terms inside of parentheses.

  • (Nutrition OR Diet) AND Exercise