W. Saldarriaga-Gil, F. Ruiz-Murcia, A. Fandiño-Losada, M. Cruz-Perea, and C. Isaza-de-Lourido, “Evaluation of prenatal diagnosis of congenital defects by screening ultrasound, in Cali, Colombia.”, cm, vol. 45, no. 1, pp. 32-38, Apr. 2014.