. . . . . . . "[To examine potential performance of screening for trisomies by cell-free (cf) DNA testing in maternal blood contingent on results of first-line testing by combinations of fetal translucency thickness (NT), fetal heart rate (FHR), ductus venosus pulsatility index (DV PIV), and serum-free ?-human chorionic gonadotropin (?-hCG), pregnancy-associated plasma protein-A (PAPP-A), placental growth factor (PLGF) and ?-fetoprotein (AFP).]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2017-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2017-10-17T13:15:11+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .