Journal Title [TA]

Use the [ta] tag with the journal title abbreviation, full journal name, or ISSN (International Standard Serial Numbers).

• Examples:
  J Biol Chem [ta]
  Journal of Biological Chemistry [ta]
  0021-9258 [ta] [Show Me]

If the journal name contains parentheses or brackets, enter the name without the special characters.

• Example:
  Occup Med (Lond) should be searched as Occup Med Lond [ta] [Show Me]

Place of Publication [PL]

This field indicates the cited journal's country of publication.

• Use the [pl] tag.
• Example:
  aids AND nigeria [pl] [Show Me]

Note: Geographic Place of Publication regions are not searchable. In order to retrieve records for all countries in a region (e.g., North America), it is necessary to OR together the countries of interest.