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Maternal plasma soluble fms-like tyrosine kinase-1 and free vascular endothelial growth factor at 11 to 13 weeks of gestation in preeclampsia.
Akolekar R, Cruz JJ, Foidart JM, Munaut C, Nicolaides KH.
Prenat Diagn 2010;30:191-7. -
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.