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Prediction of spontaneous preterm delivery from maternal factors, obstetric history and placental perfusion and function at 11-13 weeks.
Beta J, Akolekar R, Ventura W, Syngelaki A, Nicolaides KH.
Prenat Diagn 2011;31:75-83. -
ADAM12-s in coelomic fluid and maternal serum in early pregnancy.
Makrydimas G, Sotiriadis A, Spencer K, Cowans NJ, Nicolaides KH.
Prenat Diagn 2006;26:1197-200.