Carl, Barbara http://orcid.org/0000-0003-3661-9908
Bopp, Miriam http://orcid.org/0000-0003-1574-7572
Saß, Benjamin
Voellger, Benjamin http://orcid.org/0000-0001-8615-5393
Nimsky, Christopher http://orcid.org/0000-0002-8216-9410
Article History
Received: 7 September 2018
Revised: 2 December 2018
Accepted: 2 April 2019
First Online: 5 April 2019
Compliance with ethical standards
:
: B Carl, M. Bopp, B. Saß and B. Voellger declare that they have no conflict of interest. Ch. Nimsky received speaker fees from Brainlab.