[1] Royal Sussex Cty Hosp, Brighton BN2 5BE, E Sussex, England
[2] Childrens Mem Hlth Inst, Warsaw, Poland
[3] Moscow Res Inst Pediat & Pediat Surg, Moscow, Russia
[4] Minnesota Epilepsy Grp, St Paul, MN USA
[5] Childrens Hosp & Res Ctr Oakland, Oakland, CA USA
[6] Univ Alabama Birmingham, Sch Med, Birmingham, AL USA
[7] Univ Alabama Birmingham, Birmingham, AL USA
[8] Childrens Healthcare Atlanta, Atlanta, GA USA
[9] Univ Chicago, Med Comer Childrens Hosp, Chicago, IL 60637 USA
[10] Texas Scottish Rite Hosp Children, Dallas, TX 75219 USA
[11] Univ Calif Los Angeles, Mattel Childrens Hosp, Los Angeles, CA USA
[12] Novartis Pharmaceut, E Hanover, NJ USA
[13] Novartis Pharmaceut SAS, Rueil Malmaison, France
[14] Le Bonheur Childrens Hosp, Memphis, TN USA
[15] Cincinnati Childrens Hosp Med Ctr, Cincinnati, OH 45229 USA