[1] Ctr Addict & Mental Hlth, Inst Mental Hlth Policy Res, 33 Russell St,2035B, Toronto, ON M5S 2S1, Canada
[2] Univ Ottawa, Fac Med, Sch Epidemiol & Publ Hlth, 600 Peter Morand Crescent, Ottawa, ON K1G 5Z3, Canada
[3] Ctr Addict & Mental Hlth, Campbell Family Mental Hlth Res Inst, 250 Coll St, Toronto, ON M5T 1R8, Canada
[4] Univ Toronto, Dalla Lana Sch Publ Hlth, 6th Floor,155 Coll St, Toronto, ON M5T 3M7, Canada
[5] Univ Toronto, Dept Psychiat, 8th Floor,250 Coll St, Toronto, ON M5T 1R8, Canada
[6] Univ Toronto, Inst Med Sci, Room 2374,1 Kings Coll Circle, Toronto, ON M5S 1A8, Canada
[7] Tech Univ Dresden, Inst Clin Psychol & Psychotherapy, Chemnitzer Str 46, D-01187 Dresden, Germany
[8] IM Sechenov First Moscow State Med Univ, Inst Leadership & Hlth Management, Dept Int Hlth Projects, Trubetskaya Str 8,B 2, Moscow 119992, Russia