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First-trimester screening for Down syndrome with ductus venosus Doppler studies in addition to nuchal translucency and serum markers |
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| Authors: | Antoni Borrell Anna Gonce Josep M. Martinez Virginia Borobio Albert Fortuny Oriol Coll Howard Cuckle |
| Affiliation: | 1. Prenatal Diagnosis Unit, Institute of Gynecology, Obstetrics and Neonatology, University of Barcelona Medical School, Catalonia, Spain;2. Reproductive Epidemiology, Leeds Screening Centre, University of Leeds, UK |
| Abstract: | |
| Keywords: | ductus venosus first trimester Down syndrome screening modelling |