Clothier, Hazel J, Luke Atkin, Joy Turner, Vijaya Sundararajan, and Heath A Kelly. “A Comparison of Data Sources for the Surveillance of Seasonal and Pandemic Influenza in Victoria”. Communicable Diseases Intelligence 30 (September 1, 2006): 345–349. Accessed April 20, 2026. https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/1729.