Vihtakari, Mikko http://orcid.org/0000-0003-0371-4319
Welcker, Jorg
Moe, Børge http://orcid.org/0000-0002-2306-1899
Chastel, Olivier
Tartu, Sabrina http://orcid.org/0000-0002-4257-7495
Hop, Haakon http://orcid.org/0000-0002-1054-9676
Bech, Claus http://orcid.org/0000-0002-0860-0663
Descamps, Sébastien
Gabrielsen, Geir Wing
Article History
Received: 4 September 2017
Accepted: 21 December 2017
First Online: 19 January 2018
Competing Interests
: The authors declare that they have no competing interests.