No author listed. Communicable Diseases Intelligence volume 4 issue 22 - 7 November 1980 - whole issue. Commun Dis Intell (2018) [Internet]. 1980 Nov. 7 [cited 2026 Apr. 5];4:1-16. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/3210