No authors listed. Communicable Diseases Intelligence volume 21 issue 23 - 25 December 1997-whole issue. Commun Dis Intell (2018) [Internet]. 1997 Dec. 25 [cited 2026 Apr. 11];21:349-68. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/1083