Pohan, H. T., S. Suhendro, R. Bur, A. Matondang, S. Djauzi, K. Inada, and S. Endo. “Interleukin-18 Levels in Adult Dengue Fever and Dengue Hemorrhagic Fever”. Medical Journal of Indonesia, Vol. 13, no. 2, May 2004, pp. 86-9, doi:10.13181/mji.v13i2.136.