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Search PubMed Central

search_pmc.Rd

Searches PubMed Central using Entrez Utilities API via rentrez.

Usage

search_pmc(
  term,
  config = NULL,
  retmode = "xml",
  use_history = FALSE,
  pmid = FALSE,
  retmax = NULL,
  ...
)

Arguments

term

the search term (character); see reference or rentrez::entrez_search for syntax details

config

vector configuration options passed to httr::GET

retmode

character, one of json (default) or xml. This will make no difference in most cases.

use_history

logical. If TRUE return a web_history object for use in later calls to the NCBI

pmid

whether to return PMID as well as PMCID (default = FALSE); when TRUE, PMIDs are obtained via rcrossref::id_converter)

retmax

maximum number of PubMed IDs to return (integer; default = 20, max = 100,000); see reference under 'Optional Parameters – Retrieval'

...

character, additional terms to add to the request, see NCBI documentation linked to in references for a complete list