1. Associate Professor of Radiology, Neurosurgery, and Neurology, Mallinckrodt Institute of Radiology, Washington University School of Medicine in St Louis
2. Professor, Department of Radiology and Biomedical Imaging, Yale School of Medicine, New Haven, CT
3. Assistant Professor, Department of Radiology, Neuroradiology Section, University of Washington School of Medicine, Seattle WA
4. Associate Professor, Department of Radiology, Neuroradiology Section, University of Washington School of Medicine, 1959 NE Pacific St., NW011, Seattle, WA 98195
5. Associate Professor of Radiology, Neuroradiology Section, Mallinckrodt Institute of Radiology, Washington University School of Medicine in St Louis
6. Associate Professor, Department of Diagnostic Radiology and Nuclear Medicine, University of Maryland School of Medicine, Baltimore, MD 21201