Comparison of Combination Chemotherapy Regimens in Treating Patients With Ewing's Sarcoma or Neuroectodermal Tumor
Children's Oncology Group
Children's Oncology Group
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Children's Oncology Group
Dana-Farber Cancer Institute
City of Hope Medical Center
Children's Oncology Group
Children's Oncology Group
National Cancer Institute (NCI)
Memorial Sloan Kettering Cancer Center
National Cancer Institute (NCI)