No author listed. Communicable Diseases Intelligence volume 11 issue 13 - 6 July 1987 - whole issue. Commun Dis Intell (2018) [Internet]. 1987 Jul. 6 [cited 2026 Apr. 15];11:1-19. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/3025