Prednisone Completed Phase 2 Trials for Stage II Childhood Small Noncleaved Cell Lymphoma / Stage III Childhood Large Cell Lymphoma / Stage I Childhood Small Noncleaved Cell Lymphoma / Stage IV Childhood Large Cell Lymphoma / Stage II Childhood Large Cell Lymphoma / Stage III Childhood Small Noncleaved Cell Lymphoma / Childhood Diffuse Large Cell Lymphoma / Childhood Immunoblastic Large Cell Lymphoma / Untreated Childhood Acute Lymphoblastic Leukemia / Stage IV Childhood Small Noncleaved Cell Lymphoma / Stage I Childhood Large Cell Lymphoma / Childhood Burkitt Lymphoma Treatment