No author listed. Communicable Diseases Intelligence volume 16 issue 25 - 14 December 1992 - whole issue. Commun Dis Intell (2018) [Internet]. 1992 Dec. 14 [cited 2026 Apr. 13];16:530-5. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/2904