Names the type of identifier, or the organization or system that defined the identifier, for the identifier of a journal article, other work, or component element
This attribute is used inside a bibliographic citation, on the <pub-id> element, which identifies a publication cited in a bibliographic reference list.
| Value | Meaning |
|---|---|
| doi | Digital Object Identifier |
| uid | PsycINFO unique identifier |
| pmid | PubMed id |
| Restriction: This attribute must be specified if the element is used. | |