efilter(1) on Linux
The text fabbc4b8e503, as Debian 11 (Bullseye) shipped it.
filter and/or sort NCBI Entrez search results
Flags it lists
-
-class -
-country -
-datetype -
-days -
-feature -
-help -
-journal -
-kind -
-location -
-maxdate -
-mindate -
-molecule -
-organism -
-pathway -
-pub -
-query -
-released -
-source -
-status -
-type