Nielsen, Mette M. B.
Lambertsen, Kate L.
Clausen, Bettina H.
Meyer, Morten
Bhandari, Dhaka R.
Larsen, Søren T.
Poulsen, Steen S.
Spengler, Bernhard
Janfelt, Christian
Hansen, Harald S.
Article History
Received: 25 May 2016
Accepted: 8 November 2016
First Online: 22 December 2016
Competing interests
: The authors declare no competing financial interests.