Screening for Down syndrome using urine hCG free beta-subunit in the second trimester of pregnancy.

v1

Type:Journal Article

0 views

[![NobleID](https://www.nobleid.org/api/badge/74451F2D.svg?ark=w1%2F20260515%2F74451F2D)](https://nobleid.org/work/w1/20260515/74451F2D)

ARK Inflections

Bibliometric Analysis

Impact metrics, research fronts, co-authorship networks →

Authors & Claims

Paper Authors