TY - JOUR AU - Tworetzky, W; Wilkins-Haug, L; Jennings, R W TI - Balloon dilation of severe aortic stenosis in the fetus: potential for prevention of hypoplastic left heart syndrome: candidate selection, technique, and results of successful intervention JO - Circulation VL - 110 PY - 2004 DO - 10.1161/01.CIR.0000144357.29279.54 SP - 2125 EP - 2131 N1 - et al. ER -