- Correspondence to Dr Nilay Hepgul, Cicely Saunders Institute, Department of Palliative Care, Policy and Rehabilitation, King's College London, London, SE5 9PJ, UK;
- Received March 28, 2017
- Revision received May 26, 2017
- Accepted May 31, 2017
- First published August 3, 2017.
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