MACDONALD-KELCE LIBRARY
Truncation is a search method used in databases in which a word ending is replaced by a symbol. Different databases may use different symbols such as the asterisk (*), a question mark (?) or a dollar sign ($). Please check the database you are using to determine which symbol you should use.
Psycholog* - returns following the words Psychology or Psychologist or psychological
Phrases - quotation marks can be your best friend "Athlete's foot" without " " you could get might get articles about athlete's shoes and their effect on the foot.
Using the appropriate medical term may give you better search results. The Medical Subject Headings (MeSH) thesaurus is a controlled and hierarchically-organized vocabulary produced by the National Library of Medicine. The National Library of Medicine has created tutorials, guides, and more to help you Learn about MeSH.
MeSH on Demand identifies MeSH® terms in your submitted text (abstract or manuscript). MeSH on Demand also lists PubMed similar articles relevant to your submitted text.
AND
Use AND to narrow a search and retrieve records containing all of the words it separates, e.g. adolescents AND children will only find records containing both these words.
OR
Use OR to broaden a search and retrieve records containing any of the words it separates, e.g.adolescents OR children will find records containing adolescents only, children only, or both words.
NOT
Use NOT to narrow a search and retrieve records that do not contain the term following it, e.g. adolescents NOT children will find records that contain adolescents, but will not contain the word children.
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