Cohort study reveals a 59.7% prenatal detection rate of severe congenital heart disease in an unselected population, indicating the efficacy of nationally organized screening.
This is the largest cohort study to investigate the prenatal detection rate of severe CHD in an unselected population. A nationally organised screening has resulted in a remarkably high detection rate of CHD (59.7%) compared with earlier literature.
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Velzen et al. (2015) studied this question.
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