Orfanos, P
Naska, A
Rodrigues, S
Lopes, C
Freisling, H
Rohrmann, S
Sieri, S
Elmadfa, I
Lachat, C
Gedrich, K
Boeing, H
Katzke, V
Turrini, A
Tumino, R
Ricceri, F
Mattiello, A
Palli, D
Ocké, M
Engeset, D
Oltarzewski, M
Nilsson, L M
Key, T
Trichopoulou, A
Article History
Received: 1 August 2016
Revised: 11 October 2016
Accepted: 12 October 2016
First Online: 14 December 2016
Competing interests
: The authors declare no conflict of interest.