No author listed. “National Microbiological Laboratory Reporting Service - Bulletin 11. 20 May to 2 June 1977 - Whole Issue”. Communicable Diseases Intelligence 1 (June 2, 1977): 1–9. Accessed April 12, 2026. https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/3276.