Faehling, Martin http://orcid.org/0000-0002-2439-7538
Schwenk, Birgit
Kramberg, Sebastian
Fallscheer, Sabine
Leschke, Matthias
Sträter, Jörn
Eckert, Robert
Article History
Received: 27 June 2018
Accepted: 19 July 2018
First Online: 30 July 2018
Compliance with ethical standards
:
: All procedures performed in this study involving human participants were in accordance with the ethical standards of the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The study was approved by the local ethics committee (Landesärztekammer Baden-Württemberg F-2017-004).
: Informed consent was obtained from all individual participants included in the study. This article does not contain any studies with animals performed by any of the authors.
: The authors declare that they have no conflict of interest.