No author listed. “National Microbiological Laboratory Reporting Service - Bulletins 1, 2, and 3. 1 January to 10 February 1977 - Whole Issue”. Communicable Diseases Intelligence, vol. 1, Feb. 1977, pp. 1-14, https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/3267.