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Prevalence and Outcome of Absence of Ductus Venosus at 11 to 13(+6) Weeks.
Staboulidou I, Pereira S, Cruz JJ, Syngelaki A, Nicolaides KH.
Fetal Diagn Ther 2011;30:35-40. -
Ductus venosus flow at 11-13 weeks in the prediction of birth weight discordance in monochorionic twins.
Matias A, Maiz N, Montenegro N, Nicolaides K.
J Perinat Med 2011;39:467-70. -
Some thoughts on the true value of ultrasound.
Nicolaides KH.
Ultrasound Obstet Gynecol 2007;30:671-4.