[1] Univ Newcastle, Ctr Rural & Remote Mental Hlth, Orange, NSW, Australia
[2] Schizophrenia Res Inst, Darlinghurst, NSW, Australia
[3] Univ Newcastle, Ctr Brain & Mental Hlth Res, Newcastle, NSW, Australia
[4] Stavanger Univ Hosp, TIPS Reg Ctr Clin Res Psychosis, Stavanger, Norway
[5] Univ Bergen, Inst Psychiat, Bergen, Norway