1. Fetal Therapy Program Albert Einstein Hospital São Paulo Brazil
2. Office of the Dean and Department of Obstetrics, Gynecology and Reproductive Sciences University of Maryland School of Medicine Baltimore MD USA
3. Department of Obstetrics and Gynecology Keck School of Medicine, University of Southern California Los Angeles CA USA
4. Department of Obstetrics and Gynecology University of Missouri Kansas City MO USA
5. Elizabeth J. Ferrell Fetal Health Center, Fetal Therapy Children's Mercy Hospital Kansas City MO USA