1. Department of Radiology, Columbia University Irving Medical Center, New York, NY.
2. Department of Radiology, Lenox Hill Hospital–Northwell Health, Zucker School of Medicine at Hofstra-Northwell, New York, NY.
3. Department of Radiology, Northwell Health, Zucker Hofstra School of Medicine at Northwell, North Shore University Hospital, Hempstead, NY.
4. Department of Radiology, Division of Neuroradiology, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA.
5. Department of Radiology, SUNY Downstate, Maimonides Medical Center, Brooklyn, NY.
6. Department of Radiology, Massachusetts General Hospital, Harvard Medical School, Boston, MA.
7. Department of Radiology and Biomedical Imaging, Yale School of Medicine, 333 Cedar St, New Haven, CT 06520.