1 Centre for Youth Substance Abuse Research, CYSAR K Floor Mental Health Centr, The University of Queensland, Royal Brisbane and Women's Hospital Site, Herston, QL, 4029, Australia. w.hall@uq.edu.au.
2 Cannabinoid Research and Treatment Group, Department of Psychiatry and Psychotherapy, University Hospital, Ludwig-Maximilian-University Munich, Nußbaumstr. 7, 80336, Munich, Germany.
3 School of Psychology, Faculty of Health Sciences, Australian Catholic University, Canberra, 2601, Australia.