Oikonomidis, Stavros http://orcid.org/0000-0002-7637-8611
Meyer, Carolin
Scheyerer, Max Joseph
Grevenstein, David
Eysel, Peer
Bredow, Jan
Article History
Received: 30 January 2019
First Online: 16 November 2019
Compliance with ethical standards
:
: Stavros Oikonomidis, Carolin Meyer, Max Joseph Scheyerer, David Grevenstein, Peer Eysel and Jan Bredow declare that they have no conflict of interest.
: All procedures performed in the study involving human participants were in accordance with the ethical standards of our institutional committee (Number 09-182) 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.