No authors listed. Communicable Diseases Intelligence volume 18 issue 23 - 14 November 1994 - whole issue. Commun Dis Intell (2018) [Internet]. 1994 Nov. 14 [cited 2026 Apr. 18];18:570-612. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/2844