Diagnostic accuracy of color Doppler sonographic study of the ureteric jets in evaluation of hydronephrosis - Bessa Junior, José de; Dénes, Francisco Tibor; Chammas, Maria Cristina; Cerri, Luciana; Monteiro, Edison Daniel Schneider; Srougi, Miguel; Cerri, Giovanni Guido (Journal of Pediatric Urology, 2008)