National Trachoma Surveillance and Reporting Unit, Betty Tellis, Kathy Fotis, Jill E Keeffe, and Hugh R Taylor. “Trachoma Surveillance Annual Report, 2008”. Communicable Diseases Intelligence 33 (September 1, 2009): 275–290. Accessed April 10, 2026. https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/1554.