-
Sonographic markers of fetal aneuploidy: a review.
Cicero S, Sacchini C, Rembouskos G, Nicolaides KH.
Placenta 2003;24:S88-98. -
Integrated ultrasound and biochemical screening for trisomy 21 using fetal nuchal translucency, absent fetal nasal bone, free beta-hCG and PAPP-A at 11 to 14 weeks.
Cicero S, Bindra R, Rembouskos G, Spencer K, Nicolaides KH.
Prenat Diagn 2003;23:306-10. -
Absent nasal bone at 11-14 weeks of gestation and chromosomal defects.
Cicero S, Longo D, Rembouskos G, Sacchini C, Nicolaides KH.
Ultrasound Obstet Gynecol 2003;22:31-5.