[1] South Eastern Sydney Local Hlth Dist, Drug & Alcohol Serv, Sydney, NSW, Australia
[2] Univ Sydney, Discipline Addict Med, Cent Clin Sch, Sydney, NSW, Australia
[3] UNSW Sydney, Natl Drug & Alcohol Res Ctr, Fac Med, Sydney, NSW, Australia
[4] North Sydney Local Hlth Dist, Drug & Alcohol Serv, Sydney, NSW, Australia
[5] NSW Hlth, NSW Drug & Alcohol Clin Res & Improvement Network, Sydney, NSW, Australia
[6] Univ Tasmania, Sch Med, Hobart, Tas, Australia
[7] Hunter New England Local Hlth Dist, Drug & Alcohol Clin Serv, Newcastle, NSW, Australia
[8] Univ Newcastle, Sch Med & Publ Hlth, Newcastle, NSW, Australia
[9] Hunter Med Res Inst, Healthcare Transformat Res Program, Newcastle, NSW, Australia
[10] St Vincents Hosp Sydney, Alcohol & Drug Serv, Sydney, NSW, Australia
[11] Natl Ctr Clin Res Emerging Drugs, Sydney, NSW, Australia
[12] NSW Minist Hlth, Ctr Populat Hlth, Sydney, NSW, Australia
[13] Illawarra & Shoalhaven Local Hlth Dist, Drug & Alcohol Serv, Wollongong, NSW, Australia
[14] Cent Coast Local Hlth Dist, Drug & Alcohol Serv, Gosford, NSW, Australia