RAMOS, Luiz Roberto; GOIHMAN, Samuel. Geographical stratification by socio-economic status: methodology from a household survey with elderly people in S. Paulo, Brazil. Revista de Saúde Pública, São Paulo, Brasil, v. 23, n. 6, p. 478–492, 1989. DOI: 10.1590/S0034-89101989000600006. Disponível em: https://www.revistas.usp.br/rsp/article/view/23697.. Acesso em: 29 may. 2024.