von Wolff, Michael http://orcid.org/0000-0003-4303-2734
Schwartz, Alexandra Kohl
Bitterlich, Norman
Stute, Petra
Fäh, Monika
Article History
Received: 5 July 2018
Accepted: 18 December 2018
First Online: 4 January 2019
Compliance with ethical standards
:
: None of the authors have declared a conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants included in the study.