Special statement: Proposed quality metrics to assess accuracy of prenatal detection of congenital heart defects. [electronic resource] - American journal of obstetrics and gynecology 06 2020 - B2-B9 p. digital Publication Type: Journal Article ISSN: 1097-6868 Standard No.: 10.1016/j.ajog.2020.02.040 doi Subjects--Topical Terms: False Negative ReactionsFalse Positive ReactionsFemaleFetal Heart--diagnostic imagingHeart Defects, Congenital--diagnostic imagingHumansInfant, NewbornPregnancyProspective StudiesQuality Indicators, Health CareRetrospective StudiesSensitivity and SpecificityUltrasonography, Prenatal