TY - JOUR AU - Dagklis, T; Plasencia, W; Maiz, N TI - Choroid plexus cyst, intracardiac echogenic focus, hyperechogenic bowel and hydronephrosis in screening for trisomy 21 at 11 + 0 to 13 + 6 weeks JO - Ultrasound Obstet Gynecol VL - 31 PY - 2008 DO - 10.1002/uog.5224 L3 - PubMed-ID: 18085527 SP - 132 EP - 135 N1 - et al. ER -