Published on in Vol 21, No 2 (2019): February
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/12894, first published
.

1 School of Psychiatry, Faculty of Medicine, University of New South Wales, Randwick , AU
2 The Black Dog Institute, Hospital Road , Randwick , AU
3 Fire and Rescue New South Wales , Sydney , AU
4 University of New South Wales, School of Psychology , Sydney , AU