epmc_citations: Get citations for a given publication

Description Usage Arguments Value Examples

Description

Finds works that cite a given publication.

Usage

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

Arguments

ext_id

character, publication identifier

data_src

character, data source, by default Pubmed/MedLine index will be searched. The following three letter codes represent 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

limit

integer, number of results. By default, this function returns 100 records.

verbose

logical, print some information on what is going on.

Value

Metadata of citing documents as data.frame

Examples

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## Not run: 
epmc_citations("PMC3166943", data_src = "pmc")
epmc_citations("9338777")

## End(Not run)


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