[1] Novartis Pharmaceut, E Hanover, NJ USA
[2] Novartis Inst BioMed Res, Cambridge, MA USA
[3] Stanford Sch Med, Palo Alto, CA USA
[4] Dana Farber Childrens Hosp, Ctr Canc, Boston, MA USA
[5] Nagoya Univ Hosp, Nagoya, Aichi, Japan
[6] Univ Paris Sud, Inst Gustave Roussy, Villejuif, France
[7] Inst Curie, Paris, France
[8] Univ Paris 05, Paris, France
[9] Deakin Univ, Barwon Hlth, Melbourne, Vic, Australia
[10] Great Ormond St Hosp Sick Children, London WC1N 3JH, England
[11] Ist Nazl Tumori, I-20133 Milan, Italy
[12] Vall dHebron Inst Oncol, Barcelona, Spain
[13] Univ Leicester, Leicester, Leics, England
[14] Canc Therapy & Res Ctr S Texas, San Antonio, TX 78229 USA
[15] Emory Childrens Ctr, Childrens Healthcare Atlanta, Atlanta, GA USA