Cihlar, Volker
Micheel, Frank
Mergenthaler, Andreas
Funding for this research was provided by:
Bundesinstitut für Bevölkerungsforschung (BiB)
Article History
Received: 2 March 2022
Accepted: 28 October 2022
First Online: 2 December 2022
Declarations
:
: V. Cihlar, F. Micheel and A. Mergenthaler declare that they have no competing interests.
: For this article no studies with human participants or animals were performed by any of the authors. All studies mentioned were in accordance with the ethical standards indicated in each case.