Health conditions and residential concentration of poverty: a study in Rio de Janeiro, Brazil
Célia L Szwarcwald, Francisco Inácio Bastos, Christovam Barcellos, Maria de Fátima Pina, Maria Angela Pires Esteves
Journal of Epidemiology & Community Health Jul 2000, 54 (7) 530-536; DOI: 10.1136/jech.54.7.530