-
Combined screening for preeclampsia and small for gestational age at 11-13 weeks.
Poon LC, Syngelaki A, Akolekar R, Lai J, Nicolaides KH.
Fetal Diagn Ther 2013;33:16-27. -
Early prenatal diagnosis of triploidy.
Jauniaux E, Brown R, Snijders RJ, Noble P, Nicolaides KH.
Am J Obstet Gynecol 1997;176:550-4.