Lo Cascio Sætre, Camilla
Coleiro, Charles
Austad, Martin
Gauci, Mark
Sætre, Glenn-Peter
Voje, Kjetil Lysne
Eroukhmanoff, Fabrice
Article History
Received: 1 February 2016
Accepted: 5 December 2016
First Online: 20 January 2017
Competing interests
: The authors declare no competing financial interests.