- Correspondence to Dr Catriona Rachel Mayland, Marie Curie Palliative Care Institute Liverpool (MCPCIL), Cancer Research Centre, University of Liverpool, 200 London Road, Liverpool L3 9TA, UK;
- Received November 7, 2014
- Revision received December 11, 2015
- Accepted September 1, 2016
- First published January 17, 2017.
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