Non-Invasive Prenatal Testing:Results in 3733 Cases of Twin Pregnancy and Association With Factors Such as Age
TU Haoyan, JIANG Yuan, LU Zhai’e
Acta Academiae Medicinae Sinicae . 2023, (6): 912 -920 .  DOI: 10.3881/j.issn.1000-503X.15704