1. Niibe, H.: Palliative irradiation for malignant tumor.Jpn. J. Cancer Clin., 38:1607–1611, 1992
2. Nozaki, M., Mitsuhashi, N., Takahashi, I., et al.: Evaluation of radiotherapy according to the aim of treatment for malignant tumors. 526 patients in 1977 and 1978.Radiat. Med., 3:107–111, 1985
3. Selby, P.J., Chapman, J.-A.W., Etazadi-Amoli, J., et al.: The development of a method for assessing the quality of life of cancer patients.Br. J. Cancer, 50:13–22, 1984
4. Schocker, J.D. and Brady, L.W.: Radiation therapy for bone metastases.Clin. Orthop., 169:38–43, 1982
5. Tong, D., Gillick, L. and Hendrickson, F.R.: The palliation of symptomatic osseous metastases. Final results of the study by the Radiation Therapy Oncology Group.Cancer, 50: 893–899, 1982