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Wataganara, T; LeShane, ES; et al. (2003). "Maternal serum cell-free fetal DNA levels are increased in cases of trisomy 13 but not trisomy 18. - PubMed - NCBI". Human Genetics. 112 (2): 204–8. doi:10.1007/s00439-002-0853-9. PMID12522563. S2CID9721963.
Lee T, LeShane ES, Messerlian GM, Canick JA, Farina A, Heber WW, Bianchi DW (November 2002). "Down syndrome and cell-free fetal DNA in archived maternal serum". American Journal of Obstetrics and Gynecology. 187 (5): 1217–21. doi:10.1067/mob.2002.127462. PMID12439507. S2CID31311811.
Lo YM (January 2009). "Noninvasive prenatal detection of fetal chromosomal aneuploidies by maternal plasma nucleic acid analysis: a review of the current state of the art". BJOG. 116 (2): 152–7. doi:10.1111/j.1471-0528.2008.02010.x. PMID19076946. S2CID6946087.
Yurkiewicz IR, Korf BR, Lehmann LS (January 2014). "Prenatal whole-genome sequencing--is the quest to know a fetus's future ethical?". The New England Journal of Medicine. 370 (3): 195–7. doi:10.1056/NEJMp1215536. PMID24428465. S2CID205109276.
Richardson A, Ormond KE (February 2018). "Ethical considerations in prenatal testing: Genomic testing and medical uncertainty". Seminars in Fetal & Neonatal Medicine. 23 (1): 1–6. doi:10.1016/j.siny.2017.10.001. PMID29033309.
Mujezinovic F, Prosnik A, Alfirevic Z (November 2010). "Different communication strategies for disclosing results of diagnostic prenatal testing". The Cochrane Database of Systematic Reviews (11): CD007750. doi:10.1002/14651858.CD007750.pub2. PMID21069696.
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Ball RH, Caughey AB, Malone FD, Nyberg DA, Comstock CH, Saade GR, et al. (July 2007). "First- and second-trimester evaluation of risk for Down syndrome". Obstetrics and Gynecology. 110 (1): 10–7. doi:10.1097/01.AOG.0000263470.89007.e3. PMID17601890. S2CID10885982.
Wataganara, T; LeShane, ES; et al. (2003). "Maternal serum cell-free fetal DNA levels are increased in cases of trisomy 13 but not trisomy 18. - PubMed - NCBI". Human Genetics. 112 (2): 204–8. doi:10.1007/s00439-002-0853-9. PMID12522563. S2CID9721963.
Lee T, LeShane ES, Messerlian GM, Canick JA, Farina A, Heber WW, Bianchi DW (November 2002). "Down syndrome and cell-free fetal DNA in archived maternal serum". American Journal of Obstetrics and Gynecology. 187 (5): 1217–21. doi:10.1067/mob.2002.127462. PMID12439507. S2CID31311811.
Lo YM (January 2009). "Noninvasive prenatal detection of fetal chromosomal aneuploidies by maternal plasma nucleic acid analysis: a review of the current state of the art". BJOG. 116 (2): 152–7. doi:10.1111/j.1471-0528.2008.02010.x. PMID19076946. S2CID6946087.
Yurkiewicz IR, Korf BR, Lehmann LS (January 2014). "Prenatal whole-genome sequencing--is the quest to know a fetus's future ethical?". The New England Journal of Medicine. 370 (3): 195–7. doi:10.1056/NEJMp1215536. PMID24428465. S2CID205109276.