NCT00025324 Chemotherapy, Surgery, Radiation Therapy and Bone Marrow or Peripheral Stem Cell Transplantation in Treating Patients With Primary CNS Germ Cell Tumors Status UNKNOWN Phase PHASE2
NCT00006258 Combination Chemotherapy Followed by Radiation Therapy in Treating Patients With Medulloblastoma, Supratentorial Primitive Neuroectodermal Tumor, or Ependymoma Status COMPLETED Phase PHASE2