The effect of chorionic villus sampling on the fraction of cell-free fetal DNA in maternal plasma
Samuel AR, Son M, Ananth CV, Wapner RJ. The effect of chorionic villus sampling on the fraction of cell-free fetal DNA in maternal plasma. The Journal Of Maternal-Fetal & Neonatal Medicine 2015, 29: 2654-2657. PMID: 26482407, DOI: 10.3109/14767058.2015.1095885.Peer-Reviewed Original ResearchConceptsChorionic villus samplingCell-free fetal DNAMaternal plasmaFetal DNABaseline fractionWeeks' gestationCVS groupFirst trimesterPregnant womenCVS patientsFree fetal DNAGenetic testingChorionic villiMean fractionComparison groupVillus samplingWomenPatientsCffDNADaysUltrasoundGroupSubjectsTrimesterGestation