title: Chorionic villus sampling: the need for further assessment.
mesh_terms: D001706:Biopsy / Q000009:adverse effects; D002824:Chorionic Villi / Q000473:pathology*; D002869:Chromosome Aberrations / Q000175:diagnosis*; D025063:Chromosome Disorders; D005260:Female; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis