Combined ventricular output and oxygen delivery are reduced while oxygen extraction fraction is increased in fetuses with Ebstein's Anomaly by MRI. Issue 1 (December 2016) - Zhu, Meng; Stochitoiu, Ioana; Jaeggi, Edgar; Yoo, Shi-Joon; Grosse-Wortmann, Lars; Macgowan, Christopher; Seed, Mike