PRIOR CONCURRENT THERAPY: Biologic therapy: See Disease Characteristics May have failed prior bone marrow transplant No other concurrent colony stimulating factors Concurrent immunoglobulin allowed Chemotherapy: See Disease Characteristics Concurrent pamidronate allowed Endocrine therapy: Not specified Radiotherapy: Concurrent standard radiation therapy to treat extra-skeletal and/or skeletal tumor sites allowed Surgery: Not specified Other: Concurrent epoetin alfa for anemia allowed