Association between air polluition and intrauterine mortality in São Paulo, Brazil - Pereira, Luiz A A; Loomis, Dana; Conceição, Gleice Margarete de Souza; Braga, Alfésio Luis Ferreira; Arcas, Rosângela M; Kishi, Humberto Setsuo; Singer, Júlio da Motta; Bohm, Gyorgy; Saldiva, Paulo Hilário Nascimento (Environmental Health Perspectives, 1998)