Evaluating differences in survival between two groups of patients

Cutler, 1970, Prognostic significance of ovarian status in patients with disseminated cancer of the breast, Cancer, 26, 938, 10.1002/1097-0142(197010)26:4<938::AID-CNCR2820260431>3.0.CO;2-K Cutler, 1969, Classification of patients with disseminated cancer of the breast, Cancer, 25, 861, 10.1002/1097-0142(196911)24:5<861::AID-CNCR2820240502>3.0.CO;2-3 Mantel, 1966, Evaluation of survival data and two new rank order statistics arising in its consideration, Cancer Chemother Rep, 50, 163 Cutler, 1958, Maximum utilization of the life table in analyzing survival, J Chron Dis, 8, 699, 10.1016/0021-9681(58)90126-7 Mantel, 1959, Statistical aspects of the analysis of data from retrospective studies of disease, J Natl Cancer Inst, 22, 719