Published on in Vol 9, No 8 (2020): August
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/14371, first published
.
1 Ernst-Abbe-Hochschule, Jena, Germany
2 Criminological Research Institute of Lower Saxony, Hannover, Germany
3 State Police College of Baden-Wuerttemberg, Villingen-Schwenningen, Germany
*these authors contributed equally