[1] Ctr Hosp Univ Montpellier CHU, Ctr Ressources Autisme, Montpellier, France
[2] Harvard Med Sch, Dev Med Ctr, Boston Childrens Hosp, Boston, MA 02115 USA
[3] Univ Montpellier, Ctr Hosp Univ Montpellier CHU, Dept Informat Med, Montpellier, France
[4] Univ Montpellier, Fac Med, Montpellier, France
[5] INSERM, Ctr Rech Epidemiol & St Populat CESP, U1178, Paris, France