Published on in Vol 6 , No 3 (2022) :March
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/33066, first published
.

1 Department of Clinical Sciences Lund, Psychiatry, Faculty of Medicine, Lund University, Lund, SE
2 AB Svenska Spel, Visby, SE