KARAASLAN, Erhan. “THE PREVALENCE OF HEPATITIS B IN ADOLESCENTS AND CHILDREN, AND THE IMPACT OF VACCINATION PROGRAM IN TOKAT PROVINCE: A RETROSPECTIVE EPIDEMIOLOGICAL STUDY”. Ejons International Journal on Mathematic, Engineering and Natural Sciences 3, no. 7 (July 18, 2019): 149–160. Accessed May 19, 2025. https://ejons.org/index.php/ejons/article/view/56.