Sandman, Lars http://orcid.org/0000-0003-0987-7653
Hofmann, Björn http://orcid.org/0000-0001-6709-4265
Article History
First Online: 3 September 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: The research does not involve the use of human or animal subjects and hence ethical review was not relevant.