No author listed. Communicable Diseases Intelligence volume 11 issue 4 - 2 March 1987 - whole issue. Commun Dis Intell (2018) [Internet]. 1987 Feb. 2 [cited 2026 Apr. 24];11:1-21. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/3016