First‐trimester combined screening for trisomy 21 at 7–14 weeks' gestation

2010119 citationsJournal Article

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The performance of first-trimester biochemical screening for trisomy 21 is best at 9-10 weeks rather than at 7-8 or 11-14 weeks.

Good health and well-being

Published in: Ultrasound in Obstetrics and Gynecology

Volume 36, Issue 4, pp. 404-411

Field-Weighted Citation Impact: 18.20