-
Prospective validation of first-trimester combined screening for trisomy 21.
Kagan KO, Etchegaray A, Zhou Y, Wright D, Nicolaides KH.
Ultrasound Obstet Gynecol 2009;34:14-8. -
Effect of deviation of nuchal translucency measurements on the performance of screening for trisomy 21.
Kagan KO, Wright D, Etchegaray A, Zhou Y, Nicolaides KH.
Ultrasound Obstet Gynecol 2009;33:657-64. -
Frontomaxillary facial angles in screening for trisomy 21 at 14-23 weeks gestation.
Sonek J, Borenstein M, Downing C, McKenna D, Neiger R, Croom C, Genrich T, Nicolaides KH.
Am J Obstet Gynecol 2007;197:160. -
Frontomaxillary facial angle in fetuses with trisomy 21 at 11+0-13+6 weeks.
Sonek J, Borenstein M, Dagklis T, Persico N, Nicolaides KH.
Am J Obstet Gynecol 2007;196:271. -
First-trimester screening for trisomy 21 using nuchal translucency and nasal bone evaluations in a selected and an unselected population.
Sonek J, Cicero S, Nicolaides K.
Am J Obstet Gynecol 2007;196:19.