Völkel, Vinzenz http://orcid.org/0000-0002-2057-4904
Draeger, Teresa
Gerken, Michael
Klinkhammer-Schalke, Monika
Fürst, Alois
Article History
Received: 17 December 2017
Accepted: 21 March 2018
First Online: 30 March 2018
Compliance with ethical standards
:
: Vinzenz Völkel, Teresa Draeger, Michael Gerken, Monika Klinkhammer-Schalke, and Alois Fürst have no conflict of interest or financial ties to disclose.
: This article does not contain any studies with human participants or animals performed by any of the authors.