Soewandojo, Eddy, Suharto Suharto, and Usman Hadi. “Typhoid Fever in Indonesia Clinical Picture, Treatment and Status After Therapy”. Medical Journal of Indonesia 7, no. Supp1 (October 1, 1998): 95-104. Accessed August 14, 2022. https://mji.ui.ac.id/journal/index.php/mji/article/view/1049.