Nuchal translucency and the risk of congenital heart disease. - Hyett J; Sonek J; Nicolaides K; Simpson LL; Malone FD; Saade GR; D'Alton ME; Hyett, Jon; Sonek, Jiri; Nicolaides, Kypros; FASTER Consortium (Obstetrics & Gynecology, 2007)