Explanation for binary files inside source package according to
  https://lists.debian.org/debian-devel/2013/09/msg00332.html

Files: data/genes.RData
Documented: man/genes.Rd
  Androgen stimulation of prostate cancer Cell lines.

 -- Andreas Tille <tille@debian.org>  Tue, 24 Mar 2020 12:09:59 +0100
