PRIOR CONCURRENT THERAPY: Biologic therapy: Not specified Chemotherapy: Not specified Endocrine therapy: Not specified Radiotherapy: Prior radiotherapy allowed If following limits have not been exceeded, patient may receive total body irradiation: No prior radiation to one entire kidney Whole liver received no greater than 1000 cGy No prior whole abdomen radiotherapy Small bowel received no greater than 3000 cGy Heart received no greater than 1800 cGy No prior whole lung radiotherapy CNS received less than 30 cGy (whole brain or any portion of the spine) Surgery: Not specified