R: List available links for records from a given NCBI database

entrez_db_links {rentrez} | R Documentation

## List available links for records from a given NCBI database

### Description

For a given database, fetch a list of other databases that contain cross-referenced records. The names of these records can be used as the `db` argument in `entrez_link`

### Usage

    entrez_db_links(db, config = NULL)

### Arguments

`db` | character, name of database to search
`config` | config vector passed to `httr::GET`

### Value

An eInfoLink object (sub-classed from list) summarizing linked-databases. Can be coerced to a data-frame with `as.data.frame`. Printing the object the name of each element (which is the correct name for `entrez_link`, and can be used to get (a little) more information about each linked database (see example below).

### See Also

`entrez_link`

Other einfo: `entrez_db_searchable`, `entrez_db_summary`, `entrez_dbs`, `entrez_info`

### Examples

    taxid <- entrez_search(db="taxonomy", term="Osmeriformes")$ids
    tax_links <- entrez_db_links("taxonomy")
    tax_links
    entrez_link(dbfrom="taxonomy", db="pmc", id=taxid)

    sra_links <- entrez_db_links("sra")
    as.data.frame(sra_links)

[Package rentrez version 1.2.1 Index]