No author listed. Communicable Diseases Intelligence volume 11 issue 6 - 30 March 1987 - whole issue. Commun Dis Intell (2018) [Internet]. 1987 Mar. 30 [cited 2026 Apr. 13];11:1-22. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/3018