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Inverted Pyramid of Care.
Sonek JD, Kagan KO, Nicolaides KH.
Clin Lab Med 2016;36:305-17. pdf -
Prefrontal space ratio: comparison between trisomy 21 and euploid fetuses in the second trimester.
Sonek J, Molina F, Hiett AK, Glover M, McKenna D, Nicolaides KH.
Ultrasound Obstet Gynecol 2012;40:293-6. -
A model for a new pyramid of prenatal care based on the 11 to 13 weeks' assessment.
Nicolaides KH.
Prenat Diagn 2011;31:3-6. -
Turning the pyramid of prenatal care.
Nicolaides KH.
Fetal Diagn Ther 2011;29:183-96. -
Femur and humerus length in trisomy 21 fetuses at 11-14 weeks of gestation.
Longo D, DeFigueiredo D, Cicero S, Sacchini C, Nicolaides KH.
Ultrasound Obstet Gynecol 2004;23:143-7.