Yilmaz, Z
Davis, C
Loxton, N J
Kaplan, A S
Levitan, R D
Carter, J C
Kennedy, J L
Article History
Received: 11 January 2014
Revised: 10 April 2014
Accepted: 14 April 2014
First Online: 14 May 2014
Competing interests
: JLK has received honoraria from Eli Lilly and Roche, whereas RDL has received honorarium from Astra-Zeneca. The remaining authors declare no conflict of interest.