1. US National Cancer Institute, Biometry branch, End Results section. Cancer patient survival. Report No. 5. Axtell LM, et al, eds. Dept. of Health, Education, and Welfare. Publication no. 77-992. Bethesda, Md, 1976
2. Symptomatic patterns, biologic behavior and prognosis in cancer of the lung;Feinstein;Ann Intern Med,1964
3. Examining survival data;Coldman;Can Med Assoc J,1979
4. Histology of lung cancer in relation to prognosis;Coldman;Thorax,1965
5. Survival with inoperable lung cancer;Lanzotii;Cancer,1977