OSIS, Maria José Duarte; HARDY, Ellen; FAÚNDES, Aníbal; ALVES, Graciana. Factors associated with pre-natal care among low income women, State of S.Paulo, Brazil . Revista de Saúde Pública, São Paulo, Brasil, v. 27, n. 1, p. 49–53, 1993. DOI: 10.1590/S0034-89101993000100008. Disponível em: https://revistas.usp.br/rsp/article/view/23941.. Acesso em: 20 may. 2024.