LEONARDO, L. R.; CRISOSTOMO, B. A.; SOLON, J. A. A.; RIVERA, P. T.; MARCELO, A. B.; VILLASPER, J. M. Geographical information systems in health research and services delivery in the Philippines. Geospatial Health, [S. l.], v. 1, n. 2, p. 147–155, 2007. DOI: 10.4081/gh.2007.263. Disponível em: https://www.geospatialhealth.net/gh/article/view/263. Acesso em: 29 mar. 2024.