[1] Inst Univ Hosp Italiano Buenos Aires, Associate Cochrane Ctr, Res Dept, Buenos Aires, Argentina
[2] Keck Grad Inst, Minerva Sch, San Francisco, CA 94103 USA
[3] Univ Valparaiso, Interdisciplinary Ctr Hlth Studies CIESAL, Cochrane Chile Associate Ctr, Valparaiso, Chile
[4] Univ Nottingham, Div Psychiat & Appl Psychol, Inst Mental Hlth, Cochrane Schizophrenia,Sch Med, Nottingham, England
[5] Heinrich Heine Univ Dusseldorf, Med Fac, Med Fac, Dusseldorf, Germany