Einarsson, Einar-Jón
Patel, Mitesh
Petersen, Hannes
Wiebe, Thomas
Fransson, Per-Anders
Magnusson, Måns
Moëll, Christian
Article History
Received: 28 July 2016
Accepted: 12 October 2016
First Online: 10 November 2016
Competing interests
: The authors declare no competing financial interests.