europepmc (version 0.3)

epmc_lablinks: Get links to external sources

Description

With the External Link services, Europe PMC allows third parties to publish links from Europe PMC to other webpages or tools. Current External Link providers, which can be selected through Europe PMC's advanced search, include Wikipedia, Dryad Digital Repository or other open services. For more information, see http://europepmc.org/labslink.

Usage

epmc_lablinks(ext_id = NULL, data_src = "med", lab_id = NULL,
  limit = 100, verbose = TRUE)

Arguments

ext_id

publication identifier

data_src

data source, by default Pubmed/MedLine index will be searched. The following three letter codes represents the sources Europe PubMed Central supports:

agr

Agricola is a bibliographic database of citations to the agricultural literature created by the US National Agricultural Library and its co-operators.

cba

Chinese Biological Abstracts

ctx

CiteXplore

eth

EthOs Theses, i.e. PhD theses (British Library)

hir

NHS Evidence

med

PubMed/Medline NLM

nbk

Europe PMC Book metadata

pat

Biological Patents

pmc

PubMed Central

lab_id

character vector, identifiers of the external link service. Use Europe PMC's advanced search form to find ids.

limit

Number of records to be returned. By default, this function returns 100 records.

verbose

print information about what's going on

Value

Links found as nested data_frame

Examples

# NOT RUN {
  
# }
# NOT RUN {
  # Fetch links
  epmc_lablinks("24007304")
  # Link to Altmetric (lab_id = "1562")
  epmc_lablinks("25389392", lab_id = "1562")

  # Links to Wikipedia
  epmc_lablinks("24007304", lab_id = "1507")

  # Link to full text copy archived through the institutional repo of
  Bielefeld University
  epmc_lablinks("12736239", lab_id = "1056")
  
# }