Neil Small1
, Sarah Barnes2
, Merryn Gott3
, Sheila Payne4
, Chris Parker5
, David Seamark6
and Salah Gariballa7 
1
School of Health Studies, University of Bradford, 25 Trinity Road, Bradford, BD5 0BB, UK
2
Section of Public Health, School of Health and Related Research, University of Sheffield, Regent Court, Regent Street, Sheffield, S1 4DA, UK
3
Sheffield Institute for Studies on Ageing, University of Sheffield, Elmfield, Northumberland Road, Sheffield, S10 2TU, UK
4
International Observatory on End of Life Care, Division of Health Research, University of Lancaster, Bowland Tower East, Lancaster, LA1 4YT, UK
5
Nottinghamshire County Teaching PCT, Birch House, Mansfield NG21 0HJ, UK
6
The Peninsula Medical School, University of Exeter, The John Bull Building, Tamar Science Park, Research Way, Plymouth, PL6 8BU, UK
7
Faculty of Medicine and Health Sciences, United Arab Emirates University PO Box 17666, Al-Ain, UAE Faculty of Medicine, UAE University, Al Ain, United Arab Emirates