PATIENT CHARACTERISTICS: Age: 18 to 65 Performance status: ECOG 0-2 Hematopoietic: WBC greater than 500 (after G-CSF) Platelets greater than 25,000 Hepatic: Bilirubin no greater than 2.0 mg/dl Renal: Creatinine no greater than 2.0 mg/dl Cardiovascular: No NYHA class II-IV disease Pulmonary: DLCO at least 50% of predicted FVC at least 75% of predicted FEV1 at least 60% of predicted Other: No uncontrolled infection No active fungal infection No fever No prior malignancy within 5 years except: Basal cell skin cancer In situ carcinoma of the cervix No pregnant or nursing women