- Correspondence to Dr Christina Faull, LOROS: The Leicestershire and Rutland Hospice, Groby Road, Leicester LE3 9QE, UK;
- Received November 18, 2014
- Revision received March 18, 2015
- Accepted June 23, 2015
- First published September 11, 2015.
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- Data supplement 1 - Online supplement
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