NO AUTHORS LISTED. Communicable Diseases Intelligence volume 21 issue 5 - 6 March 1997-whole issue. Communicable Diseases Intelligence, [S. l.], v. 21, p. 57–72, 1997. Disponível em: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/1043. Acesso em: 12 apr. 2026.