%0 Journal Article %T First-trimester Down syndrome screening using dried blood biochemistry and nuchal translucency. %A Krantz, D A %A Hallahan, T W %A Orlandi, F %A Buchanan, P %A Larsen, J W %A Macri, J N %J Obstetrics and Gynecology %V 96 %N 2 %P 207-213 %@ 0029-7844 %D 2000-08-24 %~ DeepDyve