No author listed (1977) “Australia - Communicable Diseases Intelligence (incorporating the National Microbiological Laboratory Reporting Service) - Bulletin 20. 22 September to 5 October 1977 - whole issue”, Communicable Diseases Intelligence, 1, pp. 1–12. Available at: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/3285 (Accessed: 23 April 2026).