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Maternal serum 25-hydroxyvitamin D levels at 11(+0) -13(+6) weeks in pregnant women with diabetes mellitus and in those with macrosomic neonates.
Savvidou M, Akolekar R, Samaha R, Masconi A, Nicolaides Kh.
BJOG 2011;118:951-5. -
Fetal nuchal translucency thickness at 10-14 weeks gestation and congenital diaphragmatic hernia.
Sebire NJ, Snijders RJ, Davenport M, Greenough A, Nicolaides KH.
Obstet Gynecol 1997;90:943-6.