[1] Univ New South Wales, Natl Drug & Alcohol Res Ctr, Sydney, NSW 2052, Australia
[2] Univ New South Wales, Epidemiol, Sydney, NSW, Australia
[3] Univ New South Wales, Fatigue Clin, Sydney, NSW, Australia
[4] Univ Autonoma Barcelona, Dept Psychiat & Legal Med, Barcelona, Spain
[5] ICASA Fdn, Amsterdam, Netherlands
[6] Univ Amsterdam, Amsterdam, Netherlands
[7] Univ Amsterdam, Dept Psychiat, Acad Med Ctr, Res Methods & Stat, Amsterdam, Netherlands
[8] Univ Amsterdam, Psychiat & Addict, Acad Med Ctr, Amsterdam, Netherlands
[9] Columbia Univ, Psychiat, New York, NY USA
[10] Columbia Univ, Div Subst Abuse NYSPI, New York, NY USA
[11] SUNY Upstate Med Univ, Dept Psychiat & Neurosci & Physiol, Syracuse, NY 13210 USA
[12] SUNY Upstate Med Univ, Addict Psychiat, Syracuse, NY 13210 USA
[13] SUNY Upstate Med Univ, Psychiat & Behav Sci, Syracuse, NY 13210 USA
[14] Curtin Univ, Natl Drug Res Inst, Perth, WA, Australia
[15] Univ Melbourne, Melbourne, Vic, Australia
[16] Univ Melbourne, Melbourne Sch Populat & Global Hlth, Melbourne, Vic, Australia
[17] Univ Bern, Clin Psychol, Bern, Switzerland
[18] Univ Bern, Univ Hosp Psychiat, Bern, Switzerland
[19] Univ Fribourg, Fribourg, Switzerland
[20] Semmelweis Univ, Inst Med Chem Mol Biol & Pathobiochemisry, Budapest, Hungary
[21] Karolinska Inst, Dept Clin Neurosci, Stockholm, Sweden
[22] Karolinska Inst, Psychiat & Addict, Stockholm, Sweden
[23] Bergen Clin Fdn, Res, Bergen, Norway
[24] Bergen Clin Fdn, Bergen, Norway
[25] Eotvos Lorand Univ, Psychol, Budapest, Hungary
[26] Eotvos Lorand Univ, Inst Psychol, Budapest, Hungary
[27] Eotvos Lorand Univ, Dept Clin Psychol & Addict, Budapest, Hungary
[28] Eotvos Lorand Univ, Budapest, Hungary
[29] Nyiro Gyula Hosp, Drug Outpatient & Prevent Ctr, Budapest, Hungary
[30] Univ Groningen, Psychiat, Univ Med Ctr Groningen, Dept Psychiat, Groningen, Netherlands
[31] Univ Groningen, Dept Psychiat, Univ Med Ctr Groningen, Groningen, Netherlands
[32] Univ Groningen, Res Sch Behav & Cognit Neurosci, Groningen, Netherlands
[33] Arkin Mental Hlth & Addict Treatment Ctr, Amsterdam, Netherlands
[34] Reinier Arkel Grp, Shertogenbosch, Netherlands
[35] Univ Antwerp, Addict Psychiat, Antwerp, Belgium
[36] Univ Antwerp, Antwerp, Belgium
[37] Psychiat Ctr Alexian Bros, Boechout, Belgium
[38] Univ Western Australia, Sch Populat Hlth, Perth, WA, Australia
[39] Univ Bordeaux, Addict Res Team Sanpsy, CNRS, USR 3413, Bordeaux, France
[40] Univ Bordeaux, Psychiat & Addict, Bordeaux, France
[41] Deakin Univ, Publ Hlth, Geelong, Vic, Australia
[42] Univ Haifa, Haifa, Israel