Funding for this research was provided by:
Jyväskylän Yliopisto
Slot Machine Association FI
Article History
Received: 14 March 2018
Accepted: 31 July 2019
First Online: 7 September 2019
Ethics approval and consent to participate
: Ethical approval was obtained from the University of Jyväskylä Ethical Committee.
: Not applicable in this study.
: The authors declare that they have no competing interests.