. Author manuscript; available in PMC: 2016 Aug 3.
Published in final edited form as: J Compassionate Health Care. 2014 Oct 27;1:4. doi: 10.1186/s40639-014-0004-x
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.
Figure 1.
Study timeline.