Chronic disease such as heart, lung, liver, kidney, blood or metabolic disorders which may render the patient a poor risk for surgery or chemotherapy. Specifically, liver function - SGOT, SGPT, alkaline phosphatase and total bilirubin should be less than 1.5 x the upper limits of normal. Renal function - creatinine should be less than 1.7 and/or creatinine clearance should be greater than 45 ml/min. If there is any history of cardiac disease, patients must have a normal ejection fraction on MUGA scan and no angina.