epmc_db_count() R function from [europepmc]

Retrieve the number of database links from Europe PMC publication database

This function returns the number of EBI database links associated with a publication.


epmc_db_count(ext_id = NULL, data_src = "med")

ext_id: character, publication identifier
data_src: character, data source, by default Pubmed/MedLine index will be searched.

data.frame with counts for each database

Europe PMC supports cross-references between literature and the following databases:

'ARXPR': Array Express, a database of functional genomics experiments
'CHEBI': a database and ontology of chemical entities of biological interest
'CHEMBL': a database of bioactive drug-like small molecules
'EMBL': now ENA, provides a comprehensive record of the world's nucleotide sequencing information
'INTACT': provides a freely available, open source database system and analysis tools for molecular interaction data
'INTERPRO': provides functional analysis of proteins by classifying them into families and predicting domains and important sites
'OMIM': a comprehensive and authoritative compendium of human genes and genetic phenotypes
'PDB': European resource for the collection, organisation and dissemination of data on biological macromolecular structures
'UNIPROT': comprehensive and freely accessible resource of protein sequence and functional information
'PRIDE': PRIDE Archive - proteomics data repository


## Not run:

  epmc_db_count(ext_id = "10779411")
  epmc_db_count(ext_id = "PMC3245140", data_src = "PMC")
## End(Not run)

Useful links