Allgood, Prue C
Maxwell, Anthony J
Hudson, Sue
Offman, Judith
Hutchison, Gillian
Beattie, Cathryn
Tuano-Donnelly, Raquel
Threlfall, Anthony
Summersgill, Tina
Bellis, Lesley
Robinson, Collette
Heaton, Samantha
Patnick, Julietta
Duffy, Stephen W
Article History
Received: 15 June 2015
Revised: 30 November 2015
Accepted: 1 December 2015
First Online: 19 January 2016
Competing interests
: The authors declare no conflict of interest.