Clifton, E A D
Day, F R
De Lucia Rolfe, E
Forouhi, N G
Brage, S
Griffin, S J
Wareham, N J
Ong, K K
Article History
Received: 13 September 2016
Revised: 16 November 2016
Accepted: 29 November 2016
First Online: 18 January 2017
Competing interests
: The authors declare no conflict of interest.