Husby, Anders http://orcid.org/0000-0002-7634-8455
Wohlfahrt, Jan
Øyen, Nina
Melbye, Mads http://orcid.org/0000-0001-8264-6785
Article History
Received: 16 May 2018
Accepted: 20 September 2018
First Online: 23 October 2018
Competing interests
: The authors declare no competing interests.