◇◆
ext-link-type Type of External Link
Type of external link; may include a specific source (for example,
“pdb”, “pir”),
identifier type (for example,
“doi”, “aoi”),
or access method (for example,
“ftp”, “uri”).
OPTIONAL on elements: <ext-link>, <related-article>, <related-object>
| Value | Meaning |
|---|---|
| Text, numbers, or special characters | The type of link, for example, “doi”, “aoi”, or “ftp”. |
| Restriction | @ext-link-type is an optional attribute; there is no default. |
Suggested usage
If the external source is not in the list below, the type of link or type of access
should be named.
|
aoi
|
Astronomical Object Identifier
|
|---|---|
|
doi
|
Digital Object Identifier
|
|
ec
|
Enzyme nomenclature/
|
|
ftp
|
File Transfer Protocol
|
|
gen
|
GenBank identifier
|
|
genpept
|
Translated protein-encoding sequence database
|
|
highwire
|
HighWire Press intrajournal
|
|
nlm-ta
|
NLM title abbreviation
|
|
pdb
|
Protein Data Banks
|
|
pgr
|
Electronic Plant Gene Register
|
|
pir
|
Protein Information Resource
|
|
pirdb
|
Protein information resource
|
|
pmcid
|
PubMed Central identifier
|
|
pmid
|
PubMed identifier
|
|
sprot
|
Swiss-Prot; now part of UniProt
|
|
uri
|
Website or web service
|
Tagged Sample
Identifying a link as a URL
...
<ext-link xlink:href="http://www.ncemch.org/pubs/PDFs/breastfeedingTIB.pdf"
ext-link-type="url">http://www.ncemch.org/pubs/PDFs/breastfeedingTIB.pdf</ext-link>
...