Levine, Seth M.
Schwarzbach, Jens V.
Article History
Received: 4 May 2018
Accepted: 21 August 2018
First Online: 24 August 2018
Compliance with ethical standards
:
: The authors declare 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.