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Second-trimester levels of pregnancy-associated plasma protein-A and free beta-hCG in pregnancies with trisomy 13.
Spencer K, Crossley JA, Aitken DA, Nicolaides KH.
Prenat Diagn 2005;25:358-61. -
Three-dimensional sonographic description of the fetal frontal bones and metopic suture.
Faro C, Benoit B, Wegrzyn P, Chaoui R, Nicolaides KH.
Ultrasound Obstet Gynecol 2005;26:618-21. -
Three-dimensional sonographic description of abnormal metopic suture in second- and third-trimester fetuses.
Chaoui R, Levaillant JM, Benoit B, Faro C, Wegrzyn P, Nicolaides KH.
Ultrasound Obstet Gynecol 2005;26:761-4. -
Prevalence of fetal facial cleft at different stages of pregnancy.
Snijders RJ, Sebire NJ, Psara N, Souka A, Nicolaides KH.
Ultrasound Obstet Gynecol 1995;6:327-9.