Randomized Trial of Lenalidomide, Bortezomib, Dexamethasone vs High-Dose Treatment With SCT in MM Patients up to Age 65

Study of Vitamin D in Untreated Metastatic Colorectal Cancer

Combination Chemotherapy With or Without Gemtuzumab in Treating Young Patients With Newly Diagnosed Acute Myeloid Leukemia

Radiation Therapy in Treating Young Patients With Gliomas

Sodium Thiosulfate in Preventing Hearing Loss in Young Patients Receiving Cisplatin for Newly Diagnosed Germ Cell Tumor, Hepatoblastoma, Medulloblastoma, Neuroblastoma, Osteosarcoma, or Other Malignancy

Androgen Ablation Therapy With or Without Chemotherapy in Treating Patients With Metastatic Prostate Cancer

Letrozole in Treating Postmenopausal Women Who Have Received Hormone Therapy for Hormone Receptor-Positive Breast Cancer

Triptorelin With Either Exemestane or Tamoxifen in Treating Premenopausal Women With Hormone-Responsive Breast Cancer

Combination Chemotherapy and Radiation Therapy in Treating Patients With Acute Lymphoblastic Leukemia That Has Relapsed in the CNS or Testes

Comparison of Radiation Therapy Regimens in Combination With Chemotherapy in Treating Young Patients With Newly Diagnosed Standard-Risk Medulloblastoma

Assessing Ear Damage in Young Cancer Patients Treated With Cisplatin