Andersson, Robin
Refsing Andersen, Peter
Valen, Eivind
Core, Leighton J.
Bornholdt, Jette
Boyd, Mette
Heick Jensen, Torben
Sandelin, Albin
Article History
Received: 12 August 2014
Accepted: 18 September 2014
First Online: 12 November 2014
Competing interests
: The authors declare no competing financial interests.