[1] Ctr Addict & Mental Hlth, 100 Stokes St,Room 6215, Toronto, ON M6J 1H4, Canada
[2] Univ Toronto, Fac Med, Toronto, ON, Canada
[3] St Michaels Hosp, Li Ka Shing Knowledge Inst, Toronto, ON, Canada
[4] Univ Toronto, Dept Psychiat, Toronto, ON, Canada
[5] Univ Toronto, Inst Hlth Policy Management & Evaluat, Toronto, ON, Canada
[6] Inner City Family Hlth Team, Toronto, ON, Canada
[7] York Univ, Toronto, ON, Canada
[8] Univ Toronto, Fac Med, Rehabil Sci Inst, Toronto, ON, Canada
[9] Providence Care Hosp, Kingston, ON, Canada