1. Image Processing & Analysis Core (iPAC), Department of Radiology, University of Massachusetts Chan Medical School, Worcester, MA, USA
2. Department of Surgery, Medstar Georgetown University Hospital, Washington, DC, USA
3. Division of Neurointerventional Radiology, Department of Radiology, University of Massachusetts Medical Center, Worcester, MA, USA
4. Department of Anesthesiology, University of Florida, Gainesville, FL, USA
5. Department of Neurosurgery & Radiology, Icahn School of Medicine at Mount Sinai, New York, NY, USA