Iqbal, Iqbal Firdaus, Mursyidul Ibad, Budhi Setianto, and Achmad Syafiuddin. “Survival Analysis Of Health Rate Of Covid-19 Patients Using Kaplan-Meier Method At Islamic Hospital In Surabaya A. Yani”. Medical Technology and Public Health Journal 5, no. 2 (September 22, 2022): 250–257. Accessed May 2, 2024. https://journal2.unusa.ac.id/index.php/MTPHJ/article/view/3173.