PATIENT CHARACTERISTICS: Age: 21 and over Performance status: Karnofsky 60-100% Life expectancy: At least 6 months Hematopoietic: WBC greater than 3,500/mm3 Platelet count greater than 100,000/mm3 No serious hematologic disease Hepatic: SGOT less than 2.0 times upper limit of normal Bilirubin less than 1.5 mg/dL No serious hepatic disease Renal: Creatinine less than 2.0 mg/dL Calcium less than 13.5 mg/dL No serious renal disease Cardiovascular: No active angina No New York Heart Association class III-IV No other serious cardiac disease Pulmonary: No serious respiratory disease Other: No active uncontrolled infection Evidence of pre-existing antimouse antibody at the time of screening