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Maternal plasma cell-free fetal and maternal DNA at 11-13 weeks' gestation: relation to fetal and maternal characteristics and pregnancy outcomes.
Poon LC, Musci T, Song K, Syngelaki A, Nicolaides KH.
Fetal Diagn Ther 2013;33:215-23. pdf -
Maternal serum insulin-like growth factor (IGF-I) and binding proteins IGFBP-1 and IGFBP-3 at 11-13 weeks' gestation in pregnancies delivering small for gestational age neonates.
Sifakis S, Akolekar R, Kappou D, Mantas N, Nicolaides KH.
Eur J Obstet Gynecol Reprod Biol 2012;161:30-3. -
First-trimester maternal serum matrix metalloproteinase-9 (MMP-9) and adverse pregnancy outcome.
Poon LC, Nekrasova E, Anastassopoulos P, Livanos P, Nicolaides KH.
Prenat Diagn 2009;29:553-9.