No author listed. Communicable Diseases Intelligence volume 16 issue 20 - 5 October 1992 - whole issue. Commun Dis Intell (2018) [Internet]. 1992 Oct. 5 [cited 2026 Apr. 8];16:422-38. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/2899