Value of noninvasive prenatal testing in detecting chromosomal abnormalities in pregnant women of differ⁃ent serological screening risk values and different ages
PEI Yuanyuan, HU Liang, RAN Jian, WEN Lijuan, ZHU Yanmei, WEI Fengxiang.
The Journal of Practical Medicine . 2022, (2): 217 -221 .  DOI: 10.3969/j.issn.1006⁃5725.2022.02.017