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Body Mass Index at 11-13 Weeks' Gestation and Pregnancy Complications.
Syngelaki A, Bredaki FE, Vaikousi E, Maiz N, Nicolaides KH.
Fetal Diagn Ther 2011;30:250-65. -
Prediction of miscarriage and stillbirth at 11-13 weeks and the contribution of chorionic villus sampling.
Akolekar R, Bower S, Flack N, Bilardo CM, Nicolaides KH.
Prenat Diagn 2011;31:38-45.