Raine, Rosalind
Duffy, Stephen W
Wardle, Jane
Solmi, Francesca
Morris, Stephen
Howe, Rosemary
Kralj-Hans, Ines
Snowball, Julia
Counsell, Nicholas
Moss, Sue
Hackshaw, Allan
von Wagner, Christian
Vart, Gemma
McGregor, Lesley M
Smith, Samuel G
Halloran, Stephen
Handley, Graham
Logan, Richard F
Rainbow, Sandra
Smith, Steve
Thomas, Mary C
Atkin, Wendy
Article History
Received: 24 July 2015
Revised: 20 October 2015
Accepted: 24 October 2015
First Online: 7 January 2016
Competing interests
: The authors declare no conflict of interest.