Hopkins, M
Finlayson, G
Duarte, C
Whybrow, S http://orcid.org/0000-0002-0120-6890
Ritz, P
Horgan, G W
Blundell, J E
Stubbs, R J
Article History
Received: 5 June 2015
Revised: 24 July 2015
Accepted: 1 August 2015
First Online: 17 August 2015
Competing interests
: The authors declare no conflict of interest.