AUTHOR=Liu Jia-pei , Wang Shan-Bing , Luo Li , Guo Ya-mei TITLE=Improving prenatal diagnosis with combined karyotyping, CNV-seq and QF-PCR: a comprehensive analysis of chromosomal abnormalities in high-risk pregnancies JOURNAL=Frontiers in Genetics VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/genetics/articles/10.3389/fgene.2024.1517270 DOI=10.3389/fgene.2024.1517270 ISSN=1664-8021