Lucas, C M
Milani, M
Butterworth, M
Carmell, N
Scott, L J
Clark, R E
Cohen, G M
Varadarajan, S
Article History
Received: 28 August 2015
Revised: 10 February 2016
Accepted: 12 February 2016
First Online: 29 February 2016
Competing interests
: REC has received research funding from Novartis, Bristol Myers Squibb and Pfizer and is a member of the speakers’ bureau for Novartis. All authors report no conflict of interest.