von der Burchard, Claus http://orcid.org/0000-0003-2163-5905
Treumer, Felix
Ehlken, Christoph
Koinzer, Stefan
Purtskhvanidze, Konstantine
Tode, Jan
Roider, Johann
Funding for this research was provided by:
Bundesministerium für Bildung und Forschung (13N13766)
Article History
Received: 29 January 2018
Revised: 1 June 2018
Accepted: 7 June 2018
First Online: 18 June 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: For this type of study, formal consent is not required.