OUTLINE: Randomized study. The following acronyms are used: ARA-C Cytarabine, NSC-63878 BLEO Bleomycin, NSC-125066 CDDP Cisplatin, NSC-119875 CTX Cyclophosphamide, NSC-26271 DHAD Mitoxantrone, NSC-301739 DOX Doxorubicin, NSC-123127 G-CSF Granulocyte Colony-Stimulating Factor (source unspecified) IDA Idarubicin, NSC-256439 IFF Ifosfamide, NSC-109724 MePRDL Methylprednisolone succinate Mesna Mercaptoethane sulfonate, NSC-113891 PRED Prednisone, NSC-10023 VCR Vincristine, NSC-67574 VP-16 Etoposide, NSC-141540