1. Department of Neurosurgery, University of Pennsylvania, Philadelphia
2. Center for Biomedical Image Computing and Analytics, University of Pennsylvania, Philadelphia
3. Department of Neurosurgery, Columbia University Medical Center, New York, New York
4. Center for Fetal Diagnosis and Treatment, Special Delivery Unit, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania
5. Division of Neurosurgery, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania
6. Division of Neuroradiology, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania