PATIENT CHARACTERISTICS: Age: 18 and over Performance status: Zubrod 0-1 Life expectancy: At least 1 year Hematopoietic: Hemoglobin greater than 12.5 g/dL Absolute lymphocyte count greater than 500/mm3 Absolute neutrophil count greater than 1,000/mm3 Platelet count greater than 150,000/mm3 Hepatic: Bilirubin less than 1.5 mg/dL SGOT/SGPT less than 2 times upper limit of normal Hepatitis C negative Hepatitis B surface antigen and hepatitis B core antigen negative No uncontrolled liver disease Renal: Creatinine less than 2.5 mg/dL Creatinine clearance greater than 50 mL/min No uncontrolled renal disease Cardiovascular: No uncontrolled heart disease Immunologic: No history of severe asthma, anaphylaxis, or other serious adverse reaction to vaccines or any of the antigens included in skin test No immunodeficiency or autoimmune disease such as rheumatoid arthritis, systemic lupus erythematosus, scleroderma, polymyositis dermatomyositis, juvenile-onset insulin-dependent diabetes, or vasculitis Negative PPD skin test No prior BCG vaccination or tuberculosis exposure HIV negative Other: No impending untreated spinal cord compression or urinary outlet obstruction No other serious concurrent illness No other prior malignancy in past 2 years except curatively treated basal cell or squamous cell carcinoma of the skin