title: Why confine chorionic villus (placental) biopsy to the first trimester?
authors.forename: J
authors.initials: J
authors.lastname: Szabó
authors.forename: J
authors.initials: J
authors.lastname: Gellén
authors.forename: G
authors.initials: G
authors.lastname: Szemere
mesh_terms: D001706:Biopsy; D002824:Chorionic Villi / Q000473:pathology*; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis; D006801:Humans; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011262:Pregnancy Trimester, Second; D011296:Prenatal Diagnosis