Type of publication identifier or the organization or system that defined the identifier.
This attribute is used in two contexts:
inside a bibliographic citation (for example, on the <pub-id> element, which identifies a publication cited in a bibliographic reference list); and
on an object identifier (for example, on the <object-id> element, which can act as an identifier for any number of different elements).
Value | Meaning |
---|---|
art-access-id | Generic article accession identifier for interchange and retrieval between archives. |
arxiv | arXiv archive of electronic preprints. |
coden | Obsolete PDB/CCDC identifier (may be present on older articles). |
doaj | Directory of Open Access Journals. |
doi | Digital Object Identifier. |
isbn | International Standard Book Number. |
manuscript | Identifier assigned to a manuscript. |
medline | NLM Medline identifier. |
other | None of the named identifiers. |
pii | Publisher Item Identifier. |
pmcid | PubMed Central identifier. |
pmid | PubMed ID; see http://www.ncbi.nlm.nih.gov/sites/entrez?db=pubmed. |
publisher-id | Publisher’s identifier, such as an article-id, artnum, identifier, article-number, pub-id, etc. |
sici | Serial Item and Contribution Identifier (An ANSI/NISO Z39.56 code to uniquely identify volumes, articles, or other parts of a periodical. A journal article may have more than one SICI, for example, one for a print version and another for an electronic version.). |
std-designation | The official number of a standard, from a standards body such as ISO,
NISO, IEEE, ASME, et al., for example, Z39.96-2012. |
Value | Meaning |
---|---|
Text, numbers, or special characters | The type of identifier doior name or type of organization that created the identifier pmcid(PubMed Central identifier). |