International Society for Prenatal Diagnosis (ISPD) Position Statement: cell free (cf)DNA screening for Down syndrome in multiple pregnancies Glenn E. Palomaki, PhD; Department of Pathology and Laboratory Medicine, Women & Infants Hospital and the Alpert Medical School at Brown University, Providence, RI, USA Rossa W.K. Chiu, MBBS, PhD; Department of Chemical Pathology, The Chinese University of Hong Kong, Hong Kong, China Mark D. Pertile, PhD; Victorian Clinical Genetics Services (VCGS), Murdoch Children’s Research Institute, Melbourne, Australia Erik A. Sistermans, PhD; Department of Clinical Genetics, Amsterdam UMC, Vrije Universiteit Amsterdam, the Netherlands Yuval Yaron, MD; Prenatal Genetic Diagnosis Unit, Genetic Institute, Tel Aviv Medical Center, Faculty of Medicine Tel Aviv University, Tel Aviv, Israel Joris Robert Vermeesch, MD; Department of Human Genetics, KU Leuven, Leuven, Belgium; Neeta L. Vora, MD; Department of Obstetrics and Gynecology, Division of Maternal-Fetal Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA Robert G. Best, PhD; University of South Carolina SOM Greenville, Greenville, SC, USA Louise Wilkins-Haug, MD; Division of Maternal Fetal Medicine and Reproductive Genetics, Department of Obstetrics and Gynecology, Brigham and Women’s Hospital, Boston, MA, USA This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process which may lead to differences between this version and the Version of Record. Please cite this article as doi: 10.1002/pd.5832 This article is protected by copyright. All rights reserved. Corresponding Author: Glenn E. Palomaki, PhD; Department of Pathology and Laboratory Medicine, Women & Infants Hospital and the Alpert Medical School at Brown University, Providence, RI, USA e-mail:
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