[1] Harvard Univ, Sch Med, Dept Hlth Care Policy, Boston, MA 02115 USA
[2] Peking Univ, Inst Mental Hlth, Beijing 100871, Peoples R China
[3] SUNY Stony Brook, Stony Brook, NY 11794 USA
[4] IRCCS Ctr S Giovanni di Dio Fatebenefratelli, Brescia, Italy
[5] Univ Cagliari, Dept Psychol, I-09124 Cagliari, Italy
[6] Ctr Publ Mental Hlth, Gosing Am Wagram, Austria
[7] Natl Inst Psychiat, Mexico City, DF, Mexico
[8] Univ Hosp Gasthuisberg, B-3000 Louvain, Belgium
[9] Netherlands Inst Mental Hlth & Addict, Utrecht, Netherlands
[10] Univ Coll Ibadan Hosp, Dept Psychiat, Ibadan, Nigeria
[11] Balamand Univ, Sch Med, Dept Psychiat & Clin Psychol,Fac Med, St George Hosp,Univ Med Ctr,Dept Psychiat & Clin, Beirut, Lebanon
[12] IDRAAC, Beirut, Lebanon
[13] Chinese Univ Hong Kong, Dept Psychiat, Hong Kong, Hong Kong, Peoples R China
[14] Univ Paris Diderot, Hop Lariboisiere Fernand Widal, AP HP, INSERM U705,CNRS UMR 7157, Paris, France
[15] Univ Leipzig, Psychiat Clin, Leipzig, Germany
[16] Cundinamarca Univ, Colegio Mayor, Bogota, Colombia
[17] Univ Stellenbosch, MRC, Anxiety Disorders Res Unit, Dept Psychiat, ZA-7600 Stellenbosch, South Africa
[18] CIBERESP, IMIM, Hlth Serv Res Unit, Barcelona, Spain