title: False-negative results of trisomy 21 on direct analysis on chorionic villus sampling.
authors.forename: R
authors.initials: R
authors.lastname: Saura
authors.forename: D
authors.initials: D
authors.lastname: Roux
authors.forename: B
authors.initials: B
authors.lastname: Maugey-Laulon
authors.forename: L
authors.initials: L
authors.lastname: Taine
authors.forename: Z Q
authors.initials: ZQ
authors.lastname: Wen
authors.forename: A
authors.initials: A
authors.lastname: Vergnaud
authors.forename: J
authors.initials: J
authors.lastname: Horovitz
mesh_terms: D000328:Adult; D015193:Chorionic Villi Sampling; D004314:Down Syndrome / Q000175:diagnosis*; D005188:False Negative Reactions; D005260:Female; D006801:Humans; D008875:Middle Aged; D011247:Pregnancy