Sommer, Isolde
Teufer, Birgit
Szelag, Monika
Nussbaumer-Streit, Barbara
Titscher, Viktoria
Klerings, Irma
Gartlehner, Gerald
Funding for this research was provided by:
Main Association of Austrian Social Security Institutions
Article History
Received: 7 August 2019
Accepted: 13 July 2020
First Online: 29 July 2020
Competing interests
: The authors declare that they have no financial or non-financial competing interests.