Fetal Unguarded Mitral Valve Orifice, Aortic Atresia, and Severe Left Heart Enlargement oleh Lisa W. Howley, MD, Janette Strasburger, MD, Joseph J. Maleszewski, MD, Saul Snowise, MD, Amy Lund, CNP, Andrew Schneider, MD, Robroy MacIver, MD, Erik Edens, MD, Stephanie Eyerly-Webb, PhD, Norman H. Silverman, MD, DSc(Med)