utils, rentrez, MonetDBLite (>= 0.6.0), DBI (>= 1.0.0),
downloader, RCurl, cli, crayon, callr (>= 3.0.0), devtools
utils, rentrez, DBI (>= 1.0.0), curl, cli, crayon, stringi,
duckdb, fs, assertthat, ape
sessioninfo, testthat, knitr, R.utils, rmarkdown, mockery