Larsen, Nicolaj K.
Find, Jesper
Kristensen, Anders
Bjørk, Anders A.
Kjeldsen, Kristian K.
Odgaard, Bent V.
Olsen, Jesper
Kjær, Kurt H.
Article History
Received: 23 November 2015
Accepted: 12 February 2016
First Online: 4 March 2016
Competing interests
: The authors declare no competing financial interests.