No author listed. Communicable Diseases Intelligence volume 16 issue 19 - 21 September 1992 - whole issue. Commun Dis Intell (2018) [Internet]. 1992 Sep. 21 [cited 2026 Apr. 14];16:398-420. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/2898