Huppert, Doreen
Straumann, Dominik
Magnusson, Mans
Pyykkö, Ilmari
Brandt, Thomas
Funding for this research was provided by:
Bundesministerium für Bildung und Forschung
Gemeinnützige Hertie-Stiftung
Article History
Received: 12 January 2018
Revised: 15 February 2018
Accepted: 19 February 2018
First Online: 13 March 2018
Compliance with ethical standards
:
: None.
: The study was performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki.