Ahrenfeldt, L. J.
Hvidt, N. C.
Kjøller, S. T.
Möller, S.
Lindahl-Jacobsen, R.
Article History
First Online: 28 June 2018
Compliance with Ethical Standards
:
: All authors declare that there are no conflicts of interest in relation to the present article.
: For this type of study, formal consent is not required.