Thomas, Justin
O’Hara, Lily
Quadflieg, Susanne
Weissgerber, Sophia Christin
Article History
Received: 20 September 2016
Accepted: 29 December 2016
First Online: 27 March 2017
Compliance with ethical standards
:
: This research has received no funding.
: On behalf of all authors, the corresponding author states that there is 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.