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Maternal serum resistin at 11 to 13 weeks' gestation in normal and pathological pregnancies.
Nanda S, Poon LC, Muhaisen M, Acosta IC, Nicolaides KH.
Metabolism 2012;61:699-705. -
Screening for triploidy by the risk algorithms for trisomies 21, 18 and 13 at 11 weeks to 13 weeks and 6 days of gestation.
Kagan KO, Anderson JM, Anwandter G, Nekrasova K, Nicolaides KH.
Prenat Diagn 2008;28:1209-13. -
Screening for trisomies 21, 18 and 13 by maternal age, fetal nuchal translucency, fetal heart rate, free beta-hCG and pregnancy-associated plasma protein-A.
Kagan KO, Wright D, Valencia C, Maiz N, Nicolaides KH.
Hum Reprod 2008;23:1968-75. -
Early prenatal diagnosis of triploidy.
Jauniaux E, Brown R, Snijders RJ, Noble P, Nicolaides KH.
Am J Obstet Gynecol 1997;176:550-4.