- Ashoor G, Poon L, Syngelaki A, Mosimann B, Nicolaides KH. Fetal Fraction in Maternal Plasma Cell-Free DNA at 11–13 Weeks’ Gestation: Effect of Maternal and Fetal Factors. Fetal Diagn Ther 2012;31:237-243. ↩
- Wang E, Batey A, Struble C, Musci T, Song K, Oliphant A. Gestational age and maternal weight effects on fetal cell-free DNA in maternal plasma. Prenat Diagn. 2013 Jul;33(7):662-6. doi: 10.1002/pd.4119. Epub 2013 May 9. ↩
- Bevilacqua E, Gil MM, Nicolaides KH, Ordoñez E, Cirigliano V, Dierickx H, Willems PJ, Jani JC. Performance of screening for aneuploidies by cell-free DNA analysis of maternal blood in twin pregnancies. Ultrasound Obstet Gynecol. 2015 Jan;45(1):61-6. doi: 10.1002/uog.14690. Epub 2014 Dec 4. ↩
- Gil MM, Quezada MS, Bregant B, Syngelaki A, Nicolaides KH. Cell-free DNA analysis for trisomy risk assessment in first-trimester twin pregnancies. Fetal Diagn Ther. 2014;35(3):204-11. doi: 10.1159/000356495. Epub 2013 Nov 15. ↩
- Lüthgens K, Grati FR, Sinzel M, Häbig K, Kagan KO. Confirmation rate of cell free DNA screening for sex chromosomal abnormalities according to the method of confirmatory testing. Prenat Diagn. 2020 Aug 17. doi: 10.1002/pd.5814. Epub ahead of print. PMID: 32804406. ↩
- Kagan, K. O., Sroka, F., Sonek, J., Abele, H., Lüthgens, K., Schmid, M., Wagner, P., Brucker, S., Wallwiener, D. and Hoopmann, M. (), First trimester screening based on ultrasound and cfDNA vs. first-trimester combined screening – a randomized controlled study. Ultrasound Obstet Gynecol. Accepted Author Manuscript. doi:10.1002/uog.18905 ↩
- Stokowski R, Wang E, White K, Batey A, Jacobsson B, Brar H, Balanarasimha M, Hollemon D, Sparks A, Nicolaides K, Musci TJ.: Clinical performance of non-invasive prenatal testing (NIPT) using targeted cell-free DNA analysis in maternal plasma with microarrays or next generation sequencing (NGS) is consistent across multiple controlled clinical studies. Prenat Diagn. 2015 Sep 1 ↩
- Schmid M et al. Prenatal Screening for 22q11.2 Deletion Using a Targeted Microarray-Based Cell-Free DNA Test.Fetal Diagn Ther. 2017 Nov 8, E-pub ahead of print ↩
