No authors listed. Communicable Diseases Intelligence volume 17 issue 16 - 9 August 1993 - whole issue. Commun Dis Intell (2018) [Internet]. 1993 Aug. 9 [cited 2026 Apr. 9];17:350-72. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/2863