title: Chorionic villus sampling.
authors.affiliation: Department of Obstetrics and Gynecology, University of Tennessee, Memphis 38163.
authors.forename: J L
authors.initials: JL
authors.lastname: Simpson
mesh_terms: D015193:Chorionic Villi Sampling / Q000379:methods*; D002869:Chromosome Aberrations / Q000175:diagnosis; D025063:Chromosome Disorders; D005260:Female; D006801:Humans; D011247:Pregnancy; D014463:Ultrasonography