NAME

esearch - search an NCBI Entrez database

SYNOPSIS

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

DESCRIPTION

esearch searches an NCBI Entrez database for a given query.

OPTIONS

Query Specification

-db name
Entrez database name.
-query str
Query string.

Document Order

-sort field
Sort results by the given field.

Date Constraint

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

Spell Check

-spell
Correct misspellings in query.

Query Translation

-translate
Show automatic term mapping.
-component
Individual term mapping items.

Miscellaneous Arguments

-help
Print usage information.

SEE ALSO

cit2pmid(1), combine-uid-lists(1), difference-uid-lists(1), efetch(1), efilter(1), exclude-uid-lists(1), intersect-uid-lists(1), nquire(1).