Background: Prenatal screening for chromosomal aneuploidies was initiated in the 1970s, based in maternal age. With the introduction of serum and ultrasound biomarkers, new screening methodologies, with higher detection rates and lower false-positive rates, were implemented. More recently, cell-free...

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Bibliographic Details
Main Author: Cláudia Amorim Costa
Format: Article
Language:English
Published: SpringerOpen 2017-01-01
Series:Egyptian Journal of Medical Human Genetics
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1110863016300507