Agro-ecological features of the introduction and spread of the highly pathogenic avian influenza (HPAI) H5N1 in northern Nigeria. Geospatial Health, [S. l.], v. 3, n. 1, p. 7–16, 2008. DOI: 10.4081/gh.2008.227. Disponível em: https://www.geospatialhealth.net/gh/article/view/227. Acesso em: 30 jun. 2025.