[1] Inst Pasteur, F-75015 Paris, France
[2] Univ Paris 12, Fac Med, INSERM, U513, Creteil, France
[3] Hop Robert Debre, Assistance Publ Hop Paris, Serv Psychopathol Enfant & Adolescent, F-75019 Paris, France
[4] Univ Bonn, Dept Psychiat, D-5300 Bonn, Germany
[5] Hop St Anne, INSERM E0117, F-75674 Paris, France
[6] Fac Bichat, INSERM, U675 IFR02, Paris, France
[7] George Washington Univ, Sch Med, Childrens Natl Med Ctr, Washington, DC USA
[8] Gothenburg Univ, Dept Child & Adolescent Psychiat, Gothenburg, Sweden
[9] Univ Greifswald, Dept Psychiat, Greifswald, Germany
[10] Univ Cologne, Dept Psychiat, Cologne, Germany
[11] Hop Henri Mondor & Albert Chenevier, Assistance Publ Hop Paris, Psychiat Serv, Creteil, France
[12] St George Hosp, Sch Med, London, England
[13] Univ Paris 07, Paris, France