%0 Journal Article %T Comparison of first and second trimester prenatal screening results %A Aydın, T. %A Aksoy, H. %A Aktürk, E. %A Aksoy, Ü. %A Öz, L. %J European Archives of Medical Research %D 2016 %V 32 %P 130-133 %R 10.5222/otd.2016.1054