Authors: Geralyn Lambert-Messerlian; Monica McClain; James E Haddow; Glenn E Palomaki; Jacob A Canick; Jane Cleary-Goldman; Fergal D Malone; T Flint Porter; David A Nyberg; Peter Bernstein; Mary E D'Alton Journal: Am J Obstet Gynecol Date: 2008-07 Impact factor: 8.661