Søegaard, Signe Holst
Rostgaard, Klaus
Kamper-Jørgensen, Mads
Schmiegelow, Kjeld
Hjalgrim, Henrik
Article History
Received: 29 May 2017
Revised: 16 August 2017
Accepted: 7 September 2017
First Online: 3 October 2017
Change Date: 9 January 2018
Change Type: Update
Change Details: This paper was modified 12 months after initial publication to switch to Creative Commons licence terms, as noted at publication
Competing interests
: The authors declare no conflict of interest.