Playford, E Geoffrey, Debra Phillips, David F M Looke, and Michael Whitby. “Three Cases of Dengue 1 Virus Infection from Islands in the Gulf of Thailand”. Communicable Diseases Intelligence 22 (June 11, 1998): 107–109. Accessed April 17, 2026. https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/2115.