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Implementation of maternal blood cell-free DNA testing in early screening for aneuploidies.
Gil MM, Quezada MS, Bregant B, Ferraro M, Nicolaides KH.
Ultrasound Obstet Gynecol 2013;42:34-40. pdf -
First-trimester contingent screening for trisomies 21, 18 and 13 by biomarkers and maternal blood cell-free DNA testing.
Nicolaides KH, Syngelaki A, Poon LC, Gil M, Wright D.
Fetal Diagn Ther 2014;35:185-92. pdf -
Screening for chromosomal abnormalities in the first trimester using ultrasound and maternal serum biochemistry in a one-stop clinic: a review of three years prospective experience.
Spencer K, Spencer CE, Power M, Dawson C, Nicolaides KH.
BJOG 2003;110:281-6.