No author listed. Communicable Diseases Intelligence volume 14 issue 10 - 21 May 1990 - whole issue. Commun Dis Intell (2018) [Internet]. 1990 May 21 [cited 2026 Apr. 16];14:1-21. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/2943