LAURENTI, Ruy; BUCHALLA, Cássia Maria. A study of perinatal morbidity and mortality in maternity hospitals: II - perinatal mortality according to birth weight, maternal age, prenatal care and maternal smoking . Revista de Saúde Pública, São Paulo, Brasil, v. 19, n. 3, p. 225–232, 1985. DOI: 10.1590/S0034-89101985000300004. Disponível em: https://periodicos.usp.br/rsp/article/view/23291.. Acesso em: 23 jul. 2024.