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Maternal serum placental protein 13 at eleven to thirteen weeks in chromosomally abnormal pregnancies.
Akolekar R, Pérez Penco JM, Skyfta E, Rodríguez Calvo J, Nicolaides KH.
Fetal Diagn Ther 2010;27:72-7 pdf -
Maternal serum placental protein 13 at 11-13 weeks of gestation in preeclampsia.
Akolekar R, Syngelaki A, Beta J, Kocylowski R, Nicolaides KH.
Prenat Diagn 2009;29:1103-8 pdf -
A novel approach to first-trimester screening for early pre-eclampsia combining serum PP-13 and Doppler ultrasound.
Nicolaides KH, Bindra R, Turan OM, Chefetz I, Sammar M, Meiri H, Tal J, Cuckle HS.
Ultrasound Obstet Gynecol 2006;27:13-7 pdf