NO AUTHORS LISTED. Communicable Diseases Intelligence volume 17 issue 20 - 4 October 1993 - whole issue. Communicable Diseases Intelligence, [S. l.], v. 17, p. 446–464, 1993. Disponível em: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/2867. Acesso em: 16 apr. 2026.