No authors listed. Communicable Diseases Intelligence volume 17 issue 15 - 26 July 1993 - whole issue. Commun Dis Intell (2018) [Internet]. 1993 Jul. 26 [cited 2026 Apr. 24];17:330-46. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/2862