Funding for this research was provided by:
nccr – on the move
Université de Genève
Article History
Received: 25 July 2020
Accepted: 24 August 2021
First Online: 20 October 2021
Declarations
:
: The authors have no conflict of interest.
: Available.
: The data used are the property of the Swiss Federal Statistical Office and according to the contract of data protection is not available for other researchers.