PATIENT CHARACTERISTICS: Age: 18 to 65 Sex: Women only Menopausal status: Not specified Performance status: Karnofsky 70%-100% Hematopoietic: Not specified Hepatic: Bilirubin no greater than 2.0 mg/dL Renal: Creatinine clearance at least 60 mL/min Cardiovascular: Left ventricular ejection fraction at least 50% by MUGA No abnormal cardiac conduction documented as second- or third-degree heart block or bundle branch block Pulmonary: DLCO at least 60% of predicted Other: Not HIV positive No history of second malignancy within 5 years except: Nonmelanomatous skin cancer In situ carcinoma of the cervix No pregnant women