- Correspondence to Prof Richard D W Hain, Honorary Professor, Faculty of Life Sciences and Education, University of South Wales Consultant in Paediatric Palliative Medicine, Children's Hospital for Wales, Cardiff CF14 1XN, UK;
- Received March 10, 2014
- Revised June 24, 2014
- Accepted June 25, 2014
- First published July 12, 2014.
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