PATIENT CHARACTERISTICS: Age: 18 and over Performance status: Karnofsky 80%-100% Life expectancy: More than 3 months Hematopoietic: No coagulopathy (i.e., platelets less than 80,000) Hepatic: Bilirubin normal Renal: Creatinine normal Cardiovascular: No abnormal cardiac stress test in patients over 50 years of age or with possible cardiac disease suggested by history, physical exam, or EKG Pulmonary: FEV1 or VC greater than 65% of predicted in patients with significant smoking history or with suspected pulmonary disease by history, physical exam, or x-ray Other: No site of ongoing bleeding No systemic infection No HIV antibody No HBsAg No requirement for steroids No psychiatric disease that precludes informed consent or protocol treatment No second malignancy except: Basal cell skin carcinoma Carcinoma in situ of the cervix No pregnant or nursing women Negative pregnancy test required of fertile women Effective contraception required of fertile women