Wehrle, Anja http://orcid.org/0000-0003-2436-7782
Kneis, Sarah
Dickhuth, Hans-Hermann
Gollhofer, Albert
Bertz, Hartmut
Funding for this research was provided by:
Baden-Württemberg Stiftung
Article History
Received: 10 April 2018
Accepted: 1 August 2018
First Online: 18 August 2018
Compliance with ethical standards
: All patients gave written informed consent for the study protocol and data collection; this pilot study was conducted in accordance with the Declaration of Helsinki and approved by the Ethics Commission of the University of Freiburg, Germany.
: The authors declare that they have no conflict of interest.