Funding for this research was provided by:
Elitenetzwerk Bayern (K-GS-2012-209)
Article History
Received: 25 January 2019
Revised: 18 December 2019
Accepted: 3 February 2020
First Online: 18 March 2020
Compliance with ethical standards
:
: The design of the study, the findings, and the conclusions do not reflect the views of the funding agency.