YU, F. N.; MA, T. W. Ultrasonographic screening for fetal rib number anomalies. Hong Kong Journal of Gynaecology, Obstetrics and Midwifery, [S. l.], v. 20, n. 2, 2023. DOI: 10.12809/hkjgom.20.2.08. Disponível em: https://hkjgom.org/home/article/view/284. Acesso em: 5 may. 2024.