PATIENT CHARACTERISTICS: Age: Any age Performance status: Not specified Life expectancy: Not specified Hematopoietic: WBC no greater than 30,000/mm3 (leukophereses or hydroxyurea allowed) Hepatic: Bilirubin no greater than 2 times upper limit of normal No synthetic dysfunction No severe cirrhosis Renal: Not specified Cardiovascular: No symptomatic coronary artery disease No cardiac failure requiring therapy Pulmonary: DLCO at least 35% OR Receiving supplementary continuous oxygen Other: No uncontrolled infection No other diseases that would severely limit life expectancy Not pregnant or nursing Fertile patients must use effective contraception during and for 1 year after study