PATIENT CHARACTERISTICS: Age: Any age Performance status: GOG 0-3 Life expectancy: Not specified Hematopoietic: WBC at least 3,000/mm3 Platelet count at least 100,000/mm3 Hepatic: Bilirubin no greater than 1.5 times normal SGOT and alkaline phosphatase no greater than 3 times normal Renal: Creatinine no greater than 2.0 mg/dL Other: No septicemia or severe infection Not pregnant Negative pregnancy test Effective contraception required of fertile patients No other invasive malignancy unless disease free for at least 5 years and no prior cancer treatment that contraindicated this protocol therapy No concomitant malignancy other than nonmelanomatous skin cancer Must complete smoking history questionnaire and provide urine specimen for cotinine analysis