References
- Mantel , N. 1966 . “Evaluation of Survival Data and Two New Rank Order Statistics Arising in Its Consideration,” . Cancer Chemotherapy Reports , 50 : 163 – 170 .
- Miller , R. Jr . 1981 . Survival Analysis , New York : John Wiley .
- Zelen , M. 1973 . “Keynote Address on Biostatistics and Data Retrieval,” . Cancer Chemotherapy Reports , 4 : 31 – 42 .