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Nutrition: Databases & Journals

Databases

Search Tips

Use Keywords

  • Keywords are descriptive words or important concepts. Search using just keywords rather than full sentences.

  • Omit words like "the", "a", "are", "it" from the search. Most databases do not search for these words and they can impact the search results.

  • Identify keywords from your background research.

  • Brainstorm synonyms for keywords and search all possible concepts.

  • Look up your keywords in the database Subject Headings or Thesaurus section to determine if you are using the correct phrase or spelling. 

Improve Search Results by Connecting Keywords

  • Use AND to retrieve results with both concepts (mouse AND rat)

  • Use OR to retrieve either keyword (mouse OR rat)

  • Use NOT to omit a keyword (mouse NOT rat)

  • Put quotation marks around phrases to retrieve results with the exact phrase ("mouse and rat")

  • The asterisk (*) wildcard, also known as the truncation wildcard, is generally used to find word endings. (Metaboli* will find results with metabolism, metabolic, metabolite, metabolites, metabolizing, and metabolically)

Focus Results with Limiters

  • Full Text will limit results to articles with full text. 

  • Peer Reviewed limits results to articles from peer-reviewed journals. 

  • Scholarly Journals limits results to articles from academic publishers of both "peer-reviewed" and not "peer-reviewed" journals intended for an academic audience. 

  • Date Published can be used to limit results to a specified date range. 

Scholarly Journals & Popular Magazines

Popular Sources

Cover of Philadelphia Magazine, an example of a popular magazine.

  • If they cover research studies, they will broadly summarize studies that appeared in a scholarly journal

  • Articles are shorter than those in scholarly journals and cover a wide range of topics

  • Contain many photographs and advertisements

  • Articles are usually written by journalists

  • Written for a general audience

  • Examples include magazines like Philadelphia Magazine or newspapers like The New York Times

 

Scholarly Journals 

Image of the cover of Journal of Pediatric Nursing, an example of a scholarly publication. Image of the journal Nature, a well-known scholarly journal.

  • Articles are written by scholars and researchers for a scholarly audience.

  • Articles are longer than articles found in popular magazines

  • Articles go into depth on a very specific topic

  • Articles report on research studies or experiments

  • Articles are intended to break new ground or fill gaps in human knowledge

  • Articles may contain case studies or literature reviews

  • Usually contain few or no advertisements

  • Examples include journals like Journal of Pediatric Nursing or Nature

  • Sources are always cited and lists of references are always included

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