[1] Univ Sydney, Fac Hlth Sci, Ctr Disabil Res & Policy, Sydney, NSW 2006, Australia
[2] Univ Rovira & Virgili, CIBERSAM, Intellectual Disabil & Dev Disorders Res Unit UNI, Fundacio Villablanca,IISPV, E-43201 Reus, Spain
[3] Harvard Univ, Sch Med, Boston, MA USA
[4] Univ Loyola Andalucia, Dept Social Policy, Seville 41014, Spain
[5] Org Patient Involvement & Active Citizenship, Sittard, Netherlands
[6] Univ Bristol, Div Psychiat, Bristol, Avon, England
[7] Ctr Ric & Evoluz AMG CREA, Florence, Italy
[8] Childrens Hosp, Dev Med Ctr, Boston, MA 02115 USA
[9] Monash Univ, Ctr Dev Hlth Victoria, Clayton, Vic 3800, Australia
[10] Radboud Univ Nijmegen, Med Ctr, Dept Primary & Community Care, NL-6525 ED Nijmegen, Netherlands