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Chronic hypertension and adverse pregnancy outcomes: a cohort study.
Panaitescu AM, Syngelaki A, Prodan N, Akolekar R, Nicolaides KH.
Ultrasound Obstet Gynecol 2017;50:228-235. pdf -
Placental growth factor in prediction of stillbirths at 11-13 weeks.
Akolekar R, Machuca M, Mendes M, Paschos V, Nicolaides KH.
Ultrasound Obstet Gynecol 2016;48:618-623. pdf