@article{e56a1a9486ee4efbae56f16b18ecb598,
title = "Prenatal characteristics of false negative cases from first-trimester screening of Down syndrome (trisomy 21)",
keywords = "Adult, Down Syndrome, False Negative Reactions, Female, Humans, Infant, Newborn, Male, Maternal Serum Screening Tests, Pregnancy, Pregnancy Trimester, First, Young Adult",
author = "Simonsen, {Tanja Schlaikj{\ae}r} and Steen S{\o}rensen and Ekelund, {Charlotte Kvist} and J{\o}rgensen, {Finn Stener} and {Danish Fetal Medicine Research Group} and Andersen, {Hans Jakob} and Jeanette Christensen and Vibeke Ersbak and Richard Farlie and Carsten Enriques and Anette Hessellund and Anni Holmskov and Jensen, {Lisa Neerup} and Juul, {Susanne Vemmelund} and Torben Larsen and {Vind Olesen}, Annette and {Bj{\o}rn Petersen}, Olav and Hedvig Poulsen and Jan Ramb and Lillian Skibsted and Peter Skovbo and Steffen Sommer and Lene Sperling and Karin Sundberg and Ann Tabor and Helle Zingenberg",
year = "2013",
month = apr,
doi = "10.1002/pd.4081",
language = "English",
volume = "33",
pages = "400--402",
journal = "Prenatal Diagnosis",
issn = "0197-3851",
publisher = "Wiley",
number = "4",
}