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Maternal arterial stiffness in pregnancies complicated by gestational and type 2 diabetes mellitus.
Savvidou MD, Anderson JM, Kaihura C, Nicolaides KH.
Am J Obstet Gynecol 2010;203:274. -
Normal ranges of embryonic length, embryonic heart rate, gestational sac diameter and yolk sac diameter at 6-10 weeks.
Papaioannou GI, Syngelaki A, Poon LC, Ross JA, Nicolaides KH.
Fetal Diagn Ther 2010;28:207-19.