الوكيل علي عبد الحسين, and رشيد امل هادي. “Comparison of Two of (Turnbull) and (Generalization Turnbulls)non-Parametric Methods in Estimating Conditional Survival Function (applied Study on Breast Cancer Patients)”. Journal of Economics and Administrative Sciences, vol. 24, no. 106, Oct. 2024, p. 356, https://doi.org/10.33095/jeas.v24i106.28.