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Prenatal diagnosis of trisomy 18 at the 10-14-week ultrasound scan.
Sherod C, Sebire NJ, Soares W, Snijders RJ, Nicolaides KH.
Ultrasound Obstet Gynecol 1997;10:387-90. -
Fetal heart rate at 10-14 weeks and birthweight.
Sebire NJ, Nayar R, Carvalho M, Soares W, Nicolaides KH.
BJOG 1997;104:1207-9. -
The maternal insulin-like growth factor (IGF) and IGF binding protein response to trisomic pregnancy during the first trimester: a possible diagnostic tool for trisomy 18 pregnancies.
Miell JP, Langford KS, Jones JS, Noble P, Westwood m, White A, Nicolaides KH.
J Clin Endocrinol Metab 1997;82:287-92.