@article{fc2f6e0d22184a0399c29bc4b8aa3987,
title = "Evaluation of Antenatal Umbilical Coiling Index at 16 to 21 Weeks of Gestation as a Predictor of Down Syndrome and Other Chromosomal Defects",
keywords = "Econometric and Statistical Methods: General, Geneeskunde (GENK), Geneeskunde(GENK), Medical sciences, Bescherming en bevordering van de menselijke gezondheid",
author = "C.P. Verkleij and {van Oppen}, A.C.C. and E.J.H. Mulder and {de Laat}, M.W.M. and E. Sikkel and M.P.H. Koster and {van der Tweel}, I. and A. Franx and G.H.A. Visser",
year = "2013",
language = "Undefined/Unknown",
volume = "5",
pages = "545--552",
journal = "Ultrasound in Obstetrics and Gynecology",
issn = "0960-7692",
publisher = "John Wiley & Sons Inc.",
number = "42",
}