Pereira Nigel, Yao Ruofan, Guilfoil Daniel S, Richard Scott D, Plante Lauren A
Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, PA, USA.
Prenat Diagn. 2013 Dec;33(13):1293-6. doi: 10.1002/pd.4224. Epub 2013 Sep 9.