PATIENT CHARACTERISTICS: Age: 18 or over Performance status: ECOG 0-2 Life expectancy: Greater than 2 months for those with metastatic disease or 2 years for those with locally advanced disease Hematopoietic: WBC at least 4,000/mm3 Platelet count at least 100,000/mm3 Hemoglobin at least 9.0 g/dL Hepatic: Bilirubin no greater than 2.0 mg/dl Renal: Creatinine clearance at least 60 mL/min Serum creatinine no greater than 1.5 mg/dL Cardiovascular: No history of refractory congestive heart failure or cardiomyopathy Other: Not pregnant No other malignancy within 5 years except: Curatively treated carcinoma in situ of the cervix Basal cell carcinoma of the skin