LONGFORD, N. T. Mortality analysed by propensity score matching: an application to national neonatal audit. Brazilian Journal of Biometrics, [S. l.], v. 41, n. 4, p. 311–331, 2023. DOI: 10.28951/bjb.v41i4.617. Disponível em: http://200.131.250.9/index.php/BBJ/article/view/617. Acesso em: 19 sep. 2024.