Ferreira V, Vaz I, Reis AP, Mendes MJ, Rodrigues M do C. Antenatal detection of single umbilical artery: what does it mean?. REVNEC [Internet]. 2017Jan.16 [cited 2024Jul.19];22(3):140-4. Available from: https://revistas.rcaap.pt/nascercrescer/article/view/10284