Keita, Sonobe, Asanao Shimokawa, and Etsuo Miyaoka. “Comparative Study on Estimation Methods of Proportional Hazard Models for Interval-Censored Data”. International Journal of Statistics in Medical Research 12 (December 13, 2023): 233–239. Accessed November 21, 2024. https://lifescienceglobal.com/pms/index.php/ijsmr/article/view/9402.