No author listed. Communicable Diseases Intelligence volume 4 issue 5 - 13 March 1980 - whole issue. Commun Dis Intell (2018) [Internet]. 1980 Feb. 13 [cited 2026 Apr. 17];4:1-12. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/3192