Scoriels, L
Salek, R M
Goodby, E
Grainger, D
Dean, A M
West, J A
Griffin, J L
Suckling, J
Nathan, P J
Lennox, B R
Murray, G K
Bullmore, E T
Jones, P B
Article History
Received: 2 May 2014
Revised: 2 January 2015
Accepted: 20 January 2015
First Online: 31 March 2015
Competing interests
: AMD received a studentship from GlaxoSmithKlein (GSK). PJN was employed by and held shares in GSK. ETB is employed and holds shares in GSK. PBJ has been a member of a Scientific Advisory Board for Roche in 2013. The remaining authors declare no conflict of interest.