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All functions

entrez_citmatch()
Fetch pubmed ids matching specially formatted citation strings
entrez_db_links()
List available links for records from a given NCBI database
entrez_db_searchable()
List available search fields for a given database
entrez_db_summary()
Retrieve summary information about an NCBI database
entrez_dbs()
List databases available from the NCBI
entrez_fetch()
Download data from NCBI databases
entrez_global_query()
Find the number of records that match a given term across all NCBI Entrez databases
entrez_info()
Get information about EUtils databases
entrez_link()
Get links to datasets related to records from an NCBI database
entrez_post()
Post IDs to Eutils for later use
entrez_search()
Search the NCBI databases using EUtils
entrez_summary()
Get summaries of objects in NCBI datasets from a unique ID
extract_from_esummary()
Extract elements from a list of esummary records
linkout_urls()
Extract URLs from an elink object
parse_pubmed_xml()
Summarize an XML record from pubmed.
rentrez rentrez-package
rentrez
set_entrez_key()
Set the ENTREZ_KEY variable to be used by all rentrez functions