Use of Double Test Biomarkers to Predict Fetal Nuchal Translucency Thickness in the Diagnosis of Trisomy 21: A Compromise between Sensitivity and Specificity
Objectives: The aim of study is to determine the sensitivity and specificity of screening for fetal trisomy 21 in the first trimester of pregnancy using a combination of maternal serum biomarkers and ultrasonography.The The Avant-Garde Innovation and Free Improvisation in Soviet Music: Three Contextualized Interviews objectives of this study were t