- Khalil A, Maiz N, Garcia-Mandujano R, Elkhouli M, Nicolaides KH. Longitudinal changes in maternal soluble endoglin and angiopoietin-2 in women at risk of preeclampsia. Ultrasound Obstet Gynecol 2014;44:402-10 pdf
- Akolekar R, Syngelaki A, Sarquis R, Zvanca M, Nicolaides KH. Prediction of early, intermediate and late pre-eclampsia from maternal factors, biophysical and biochemical markers at 11-13 weeks. Prenat Diagn 2011;31:66-74 pdf