title: Limb defects and chorionic villus sampling.
authors.forename: H
authors.initials: H
authors.lastname: Firth
authors.forename: P A
authors.initials: PA
authors.lastname: Boyd
authors.forename: P
authors.initials: P
authors.lastname: Chamberlain
authors.forename: I Z
authors.initials: IZ
authors.lastname: MacKenzie
authors.forename: S M
authors.initials: SM
authors.lastname: Huson
mesh_terms: D015193:Chorionic Villi Sampling / Q000009:adverse effects*; D015331:Cohort Studies; D000013:Congenital Abnormalities / Q000145:classification* / Q000209:etiology; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D017880:Limb Deformities, Congenital; D011247:Pregnancy