Type of Journal Title Abbreviation

Identifier of the authority that defined the abbreviation (for example, “nlm-ta” for an NLM title abbreviation, “publisher” for a publisher-specific abbreviation).

Attribute Values

In Element

Text, numbers, or special charactersA name, acronym, or descriptive word naming the authority responsible for the abbreviation, for example, “publisher”, meaning that the publisher of the article assigned the abbreviation.
Restriction: This is an optional attribute; there is no default.