Croucher, Nicholas J.
Coupland, Paul G.
Stevenson, Abbie E.
Callendrello, Alanna
Bentley, Stephen D.
Hanage, William P.
Article History
Received: 31 July 2014
Accepted: 3 October 2014
First Online: 19 November 2014
Competing interests
: The authors declare no competing financial interests.