Kaeppler, Kathrin http://orcid.org/0000-0002-7816-0309
Article History
Received: 6 March 2018
Accepted: 9 July 2018
First Online: 26 July 2018
Compliance with Ethical Standards
:
: The author declares that she has no 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.