[1] Univ Tubingen, Med Fak, Padiatr Onkol, Stuttgart, Germany
[2] Fdn IRSCC Ist Nazl Tumor, Pediat Oncol Unit, Milan, Italy
[3] Stanford Univ, Sch Med, Dept Pediat, Palo Alto, CA 94304 USA
[4] Univ Hosp Bonn, Sect Pediat Pathol, Dept Pathol, Bonn, Germany
[5] Univ N Carolina, Sch Med, Dept Radiat Oncol, Chapel Hill, NC 27515 USA
[6] Northwestern Univ, Feinberg Sch Med, Dept Surg, Chicago, IL 60611 USA
[7] Univ Oklahoma, Coll Med, Pediat Hematol Oncol, Chicago, IL USA
[8] Northwestern Mem Hosp Chicago, Pediat Hematol & Oncol, Chicago, IL USA
[9] Heidelberg Univ Hosp, Pediat Hematol & Oncol, Heidelberg, Germany
[10] Bambino Gesu Pediat Hosp, Patholgy Unit, Rome, Italy
[11] Eberhard Karls Univ Tubingen, Univ Childrens Hosp, Pediat Surg & Pediat Urol, Tubingen, Germany
[12] Aarhus Univ Hosp, Danish Ctr Particle Teherapy, Aarhus, Denmark
[13] Univ Hosp Essen, Dept Particle Therapy, Essen, Germany
[14] Univ Bari, Dept Emergencies & Organ Transplantat, Bari, Italy
[15] Nationwide Childrens Hosp, Dept Pathol & Lab Med, Columbus, OH USA
[16] Maine Med Ctr, Dept Pediat, Portland, ME 04102 USA
[17] Inst Curie, Siredo Oncol Dept, Paris, France