APA (7th ed.) Citation

Correia, S., Machado, A., Braz, P., Rodrigues, A. P., & Dias, C. M. (2017). Absence of prenatal ultrasound surveillance: Data from the Portuguese congenital anomalies registry.

Chicago Style (17th ed.) Citation

Correia, Sandrina, Ausenda Machado, Paula Braz, Ana Paula Rodrigues, and Carlos Matias Dias. Absence of Prenatal Ultrasound Surveillance: Data from the Portuguese Congenital Anomalies Registry. 2017.

MLA (8th ed.) Citation

Correia, Sandrina, et al. Absence of Prenatal Ultrasound Surveillance: Data from the Portuguese Congenital Anomalies Registry. 2017.