title: Cell-free fetal DNA in maternal plasma: an important advance to link fetal genetics to obstetric ultrasound.
authors.forename: S
authors.initials: S
authors.lastname: Illanes
authors.forename: N
authors.initials: N
authors.lastname: Avent
authors.forename: P W
authors.initials: PW
authors.lastname: Soothill
mesh_terms: D004247:DNA / Q000097:blood* / Q000652:urine; D004899:Erythroblastosis, Fetal / Q000235:genetics; D005260:Female; D005315:Fetal Diseases / Q000000981:diagnostic imaging / Q000235:genetics*; D006801:Humans; D008431:Maternal-Fetal Exchange; D011247:Pregnancy / Q000097:blood*; D012313:RNA / Q000097:blood; D012732:Sex Determination Analysis; D016216:Ultrasonography, Prenatal / Q000379:methods*
chemical_list: D012313:RNA; D004247:DNA