Cheng P.-J.Shaw S.-W.JIN-CHUNG SHIHSoong Y.-K.2021-02-042021-02-0420060029-7844https://www.scopus.com/inward/record.uri?eid=2-s2.0-33645453877&doi=10.1097%2f00006250-200602001-00041&partnerID=40&md5=f6c7ee8f3519169f104ddba452b32f22https://scholars.lib.ntu.edu.tw/handle/123456789/548159Monozygotic twins discordant for monosomy 21 detected by first-trimester nuchal translucency screeningjournal article10.1097/00006250-200602001-00041164491792-s2.0-33645453877