-
Maternal serum visfatin at 11-13 Weeks of gestation in gestational diabetes mellitus.
Ferreira AF, Rezende JC, Vaikousi E, Akolekar R, Nicolaides KH.
Clin Chem 2011;57:609-13. -
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.