[1] Dept Adult ADHD, Psycho Med Programmas, PsyQ, The Hague, Netherlands
[2] Karolinska Inst, Sect Psychiat, Dept Clin Neurosci, Stockholm, Sweden
[3] Addenbrookes Hosp, Univ Dept Psychiat, Cambridge, England
[4] CHU Lenval, Hop Pediat, Dept Pediat, F-06200 Nice, France
[5] Univ Autonoma Barcelona, Hosp Univ Vall Hebron, Serv Psiquiatria, E-08193 Barcelona, Spain
[6] Reinier van Arkel Grp, NL-5201 DZ Shertogenbosch, Netherlands
[7] Dept Neurosci Psychiat Ulleraker, S-75017 Uppsala, Sweden
[8] Balamand Univ, St George Hosp Univ Med Ctr, Dept Psychiat & Clin Psychol, IDRAAC, Beirut, Lebanon
[9] Inst A Tzanck, Ctr Consultat, Mougins, France
[10] Univ Dublin Trinity Coll, Dept Psychiat, Dublin 2, Ireland
[11] St Anne Hosp Paris, CMME, Paris, France
[12] Affekt Mottagningen, S-14186 Stockholm, Sweden
[13] CH Charles Perrens, Unite Lescure, Dept Psychiat Adulte, Bordeaux, France
[14] Private Clin Psychiat & Psychotherapy, Ottobrunn, Germany
[15] Oslo Univ Hosp, Dept Child Neurol, Oslo, Norway
[16] Tel Aviv Univ, Sackler Fac Med, Geha Mental Hlth Ctr, Petah Tiqwa, Israel
[17] Reg Hosp Bolzano, Dept Child Psychiat, Bolzano, Italy
[18] Univ Nova Lisboa, Fac Med Sci, P-1169056 Lisbon, Portugal
[19] Hannover Med Sch, Dept Psychiat Social Psychiat & Psychotherapy, Hannover, Germany
[20] Univ Libre Bruxelles, Hop Univ Brugmann, Dept Psychiat, Brussels, Belgium
[21] Univ Florence, Dept Neurosci, Florence, Italy
[22] Natl & Kapodistrian Univ Athens, Sch Med, Eginit Hosp, Dept Psychiat, Athens 11528, Greece
[23] Hosp Univ Vall dHebron, Serv Psiquiatria, PIDAA, Barcelona, Spain
[24] Lund Univ, Dept Clin Sci, S-22100 Lund, Sweden
[25] Katholieke Univ Leuven, Univ Psychiat Ctr, ADHD Program, Kortenberg, Belgium
[26] Kings Coll London, Inst Psychiat, MRC Social Genet & Dev Psychiat, London WC2R 2LS, England