Schulz, C. http://orcid.org/0000-0003-1053-2126
König, H.-H.
Rapp, K.
Becker, C.
Rothenbacher, D.
Büchele, G.
Funding for this research was provided by:
German Federal Ministry of Education and Research (01EC1404)
Article History
Received: 11 September 2019
Accepted: 25 November 2019
First Online: 10 December 2019
Compliance with ethical standards
:
: None.
: The study was approved by the ethics committee of the Ulm University (application number 178/15). For this type of study formal consent is not required.