Allaf M Baraa, Matha Sandhya, Chavez Martin R, Vintzileos Anthony M
Department of Obstetrics and Gynecology, Division of Maternal-Fetal Medicine, Winthrop University Hospital Mineola, New York USA.
J Ultrasound Med. 2015 Nov;34(11):2107-9. doi: 10.7863/ultra.14.12011. Epub 2015 Oct 7.