Habtam Alemu, Kasim Mohammed, and Tigist Jegnaw. 2021. “Modeling Time to Death Using the Application of Survival Model Among HIV TB Co-Infected Patients Who Are under ART Follow-up in Axsum-Hospital, Ethiopia. ”. Ethiopian Journal of Natural and Computational Sciences 1 (2):160-73. https://journal.uog.edu.et/index.php/EJNCS/article/view/316.