[1] Paris Descartes Univ, Ctr Psychiat & Neurosci Inserm UMR 894, Paris, France
[2] Univ Paris 05, Serv Neuroradiol, Ctr Hosp St Anne, Fac Med,Sorbonne Paris Cite, F-75014 Paris, France
[3] Hop Necker Enfants Malad, Serv Radiol Pediat, F-75007 Paris, France
[4] Ctr Hosp, Serv Radiol, Le Mans, France