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  • Enter one or more search terms.
  • Author names should be entered in the form Smith JB, but initials are optional.
  • Journal titles may be entered in full, as valid MEDLINE abbreviations, or as ISSN numbers (see Journal Browser for more information).
  • Use pull-down menus to specify fields and search mode.
  • Boolean search statements can also be entered directly in the search box, using AND, OR, and NOT logic operators. See Boolean Search page for more information.

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