DOKK / manpages / debian 13 / ncbi-entrez-direct / esearch.1.en
ESEARCH(1) NCBI Entrez Direct User's Manual ESEARCH(1)

esearch - search an NCBI Entrez database

esearch [-help] -db name -query str [-sort field] [-days N] [-datetype field] [-mindate date] [-maxdate date] [-spell] [-translate] [-component]

esearch searches an NCBI Entrez database for a given query.

Entrez database name.
Query string.

Sort results by the given field.

Return only results from the past N days.
Which date field (in abbreviated form) to consider.
Start of date range.
End of date range.

Correct misspellings in query.

Show automatic term mapping.
Individual term mapping items.

Print usage information.

cit2pmid(1), combine-uid-lists(1), difference-uid-lists(1), ecollect(1), efetch(1), efilter(1), elink(1), exclude-uid-lists(1), intersect-uid-lists(1), nquire(1), xfetch(1), xfilter(1), xlink(1), xsearch(1).

2025-05-26 NCBI