No author listed. Communicable Diseases Intelligence volume 16 issue 24 - 30 November 1992 - whole issue. Commun Dis Intell (2018) [Internet]. 1992 Nov. 30 [cited 2026 Apr. 4];16:514-28. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/2903