Masturapratiwi, Hazhiyah Azima, Siti Nurhalizah, and Hilda Utami. “Assessing the Effectiveness of Vaccination Programs in Reducing Childhood Diseases”. Journal of Asian-african Focus in Health 2, no. 3 (October 25, 2024): 103–110. Accessed May 17, 2026. http://www.scieclouds.com/ojsnew/index.php/sj/article/view/218.