Schmalz, Gerhard
Noack, Stefan
Patschan, Susann
Patschan, Daniel
Müller, Gerhard A.
Rupprecht, Annegret
Schmickler, Jan
Haak, Rainer
Ziebolz, Dirk http://orcid.org/0000-0002-9810-2368
Funding for this research was provided by:
Universität Leipzig
Article History
Received: 4 November 2019
Accepted: 23 January 2020
First Online: 6 February 2020
Compliance with ethical standards
:
: Gerhard Schmalz declares that he has no conflict of interest. Stefan Noack declares that he has no conflict of interest. Susann Patschan declares that she has no conflict of interest. Daniel Patschan declares that he has no conflict of interest. Gerhard A. Müller declares that he has no conflict of interest. Annegret Rupprecht declares that she has no conflict of interest. Jan Schmickler declares that he has no conflict of interest. Rainer Haak declares that he has no conflict of interest. Dirk Ziebolz declares that he has no conflict of interest.
: All procedures performed in the current study were in accordance with the ethical standards of the institutional ethics committee (application No. 14/2/13) 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.