[1] Fac Med Marseille, INSERM, U491, F-13385 Marseille, France
[2] CHU Purpan, Serv Genet, Toulouse, France
[3] Fac Med, Div Med Genet, Geneva, Switzerland
[4] Hop Necker Enfants Malad, Cytogenet Serv, Paris, France
[5] Hop Necker Enfants Malad, Unite Genet Clin, Paris, France
[6] CHU Brabois, Genet Lab, Vandoeuvre Les Nancy, France
[7] Hop Jeanne de Flandre, Med Genet Lab, Lille, France
[8] Hop St Antoine, Lab Cytogenet, Lille, France
[9] CHRU Lille, Serv Neurol Infantile, Lille, France
[10] Alliance 22, Frelinghien, France