elink - look up related NCBI Entrez records
elink [
-help] [
-related] [
-target dbname] [
-name name] [
-db name] [
-id ID(s)] [
-input filename] [
-cmd command] [
-cited] [
-cites]
elink follows links between Entrez databases, either extending an
existing Entrez Direct pipeline or honoring explicit
-db and
-id
(or
-input) options.
- -related
- Look up neighbors in the same database.
-
-target dbname
- Follow links to another database.
-
-name name
- Follow an explicit link name such as
pubmed_protein_refseq, pubmed_pubmed_citedin, or
pubmed_pubmed_refs.
-
-db name
- Entrez database name for immediate lookups.
-
-id ID(s)
- Unique identifier(s) for immediate lookups.
-
-input filename
- Read identifer(s) from file instead of standard input.
-
-cmd command
- Command type (returns eLinkResult XML):
- history
- Save results in Entrez history server
- neighbor
- Neighbors or links
- neighbor_score
- Neighbors with computed similarity scores
- acheck
- All links available
- ncheck
- Existence of neighbors
- lcheck
- Existence of external links (LinkOuts)
- llinks
- Non-library LinkOut providers
-
llinkslib (Perl) or llibs
(shell)
- All LinkOut providers
- prlinks
- Primary LinkOut provider.
- -cited
- References to this paper.
- -cites
- Publication reference list.
-cited and
-cites use the NIH Open Citation Collection dataset
(see PMID 31600197) to follow reference links.
- -help
- Print usage information.
einfo(1),
epost(1),
nquire(1).