
No. 261-Prenatal Screening for Fetal Aneuploidy in Singleton Pregnancies
Keywords: استریول غیر متمرکز; Aneuploidy; Down syndrome; trisomy; prenatal screening; genetic health risk; genetic health surveillance; prenatal diagnosis; AFP; alpha fetoprotein; CVS; chorionic villus sampling; DR; detection rate; FPR; false-positive rate; FTS; first trimester screen