Kanık Yüksek, S., Tezer, H., Parlakay, A. Ö., Gülhan, B., Kara, A., Çiftçi, E., Tapısız, A., Çelik, M., Özdemir, H., Aykaç, K., Demirdağ, T. B., Kara, T. T., Hayran, G., & İnce, E. (2019). Impact of the mandatory Hepatitis A immunization program: before and after the vaccine in Ankara, Central of Turkey. The Turkish Journal of Pediatrics, 61(5), 677-685. https://doi.org/10.24953/turkjped.2019.05.006