Schneider, Denise https://orcid.org/0000-0002-0450-9176
Wassersleben, Susan
Weiß, Michael
Denecke, Reinhard
Stark, Annegret https://orcid.org/0000-0001-9547-3422
Enke, Dirk
Funding for this research was provided by:
Bundesministerium für Wirtschaft und Energie (KF257996078ST4)
Europe and South Africa Partnership for Human Development
Article History
Received: 27 April 2018
Accepted: 30 July 2018
First Online: 3 August 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.