NO AUTHOR LISTED. Communicable Diseases Intelligence volume 4 issue 13 - 4 July 1980 - whole issue. Communicable Diseases Intelligence, [S. l.], v. 4, p. 1–11, 1980. Disponível em: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/3201. Acesso em: 12 apr. 2026.