title: Cell-free DNA vs sequential screening for the detection of fetal chromosomal abnormalities.
authors.affiliation: Department of Genetics and Genome Sciences, University of Connecticut Health Center, Farmington, CT. Electronic address: benn@nso1.uchc.edu.
authors.forename: Peter
authors.initials: P
authors.lastname: Benn
authors.affiliation: Department of Obstetrics & Gynecology, Tufts Medical Center and Tufts University School of Medicine, Boston, MA.
authors.forename: Errol R
authors.initials: ER
authors.lastname: Norwitz
authors.affiliation: Northwestern Reproductive Genetics, Inc, Department of Obstetrics and Gynecology, Feinberg School of Medicine, Northwestern University, Chicago, IL.
authors.forename: Eugene
authors.initials: E
authors.lastname: Pergament
mesh_terms: D000073888:Cell-Free Nucleic Acids; D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D006801:Humans
chemical_list: D000073888:Cell-Free Nucleic Acids