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Screening for triploidy by fetal nuchal translucency and maternal serum free beta-hCG and PAPP-A at 10-14 weeks of gestation.
Spencer K, Liao AW, Skentou H, Cicero S, Nicolaides KH.
Prenat Diagn 2000;20:495-9. -
Prenatal diagnosis of triploidy during the second trimester of pregnancy.
Jauniaux E, Brown R, Rodeck C, Nicolaides KH.
Obstet Gynecol 1996;88:983-9.