This file is indexed.

/usr/share/doc/r-cran-medadherence/copyright is in r-cran-medadherence 1.03-2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

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Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: medAdherence
Upstream-Contact: Xiangyang Ye <xyexye08@gmail.com>
Source: http://cran.r-project.org/src/contrib/Archive/medAdherence/

Files: *
Copyright: 2009-2012 Xiangyang Ye, Pharmacotherapy Outcomes Research Center, Univertiy of Utah
License: GPL-2+
Comment: The upstream file is lacking an explicite COPYRIGHT file but I've
 go the following mail from the author:
 .
 On Mon, Feb 01, 2010 at 10:47:07AM -0700, Xiangyang Ye <yexyang@gmail.com> wrote:
  Is it OK for you add the file GPLv2 (http://www.gnu.org/licenses/gpl-2.0.txt)
  in the tarball given the package was developed under GPL version 2? I am
  comfortable for this if it's acceptable.
  I promise that I will add this text file in the future revision.
 .
 I think there is no need to formally change the tarball if this permission
 is explicitly given.

Files: debian/*
Copyright: 2008-2016 Andreas Tille <tille@debian.org>
           2009 Charles Plessy <plessy@debian.org>
License: GPL-2+

License: GPL-2+
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 2 of the License, or
 (at your option) any later version.
 .
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 .
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 .
 On Debian systems, the complete text of the GNU General Public
 License version 2 can be found in `/usr/share/common-licenses/GPL-2'.