CHAMIZO GARCÍA, H. A. New challenges in the implementation of policies of environmental sanitation. Población y Salud en Mesoamérica, [S. l.], v. 7, n. 1, 2009. DOI: 10.15517/psm.v7i1.1096. Disponível em: https://revistas.ucr.ac.cr/index.php/psm/article/view/1096. Acesso em: 19 apr. 2024.