North American Fetal Therapy Network: intervention vs expectant management for stage I twin-twin transfusion syndrome.

Emery SP, Hasley SK, Catov JM, Miller RS, Moon-Grady AJ, Baschat AA, Johnson A, Lim FY, Gagnon AL, O'Shaughnessy RW, Ozcan T, Luks FI, North American Fetal Therapy Network