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Screening for trisomy 13 by fetal nuchal translucency and maternal serum free beta hCG and PAPP-A at 10-14 weeks of gestation.
Spencer K, Ong C, Skentou H, Liao AW, Nicolaides KH.
Prenat Diagn 2000;20:411-6. -
Umbilical cord hematoma associated with an umbilical cord cyst and fetal death at 28 weeks of gestation.
Brown R, Nicolaides K.
J Ultrasound Med 2000;19:223-225.