- Correspondence to Dr Julian Abel, Department of Palliative Care, Weston Area Health Trust, Weston Area Health Trust, Grange Rd, Weston super Mare, BS23 4TQ, UK;
- Received 21 August 2015
- Revision received 18 December 2015
- Accepted 10 January 2016
- Published in print 1 March 2016.
- Published first 31 January 2016.
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