Wongstitwilairoong, Tippa, Saranath Lawpoolsri Niyom, Ngamphol Soonthornworasiri, Jariyanart Gaywee, and Jaranit Kaewkungwal. “Enhancing Epidemic Detection Using Syndromic Surveillance and Early Notification Methods”. Online Journal of Public Health Informatics 10, no. 1 (May 22, 2018). Accessed September 20, 2020. https://journals.uic.edu/ojs/index.php/ojphi/article/view/8848.