Evaluating the relationship between conditional cash transfer programme on preterm births: a retrospective longitudinal study using the 100 million Brazilian cohort
Naiá Ortelan, M. F. de Almeida, E. P. Pinto Júnior, Nivea Bispo, R. Fiaccone, I. Falcão, A. S. Rocha, D. Ramos, E. Paixão, Rita de Cássia Ribeiro-Silva, L. Rodrigues, Mauricio L. Barreto, M. Y. Ichihara
BMC Public Health