1. Section of Neurosurgery, Dartmouth-Hitchcock Medical Center, Lebanon;
2. The Dartmouth Institute for Health Policy and Clinical Practice, Lebanon, New Hampshire;
3. Department of Radiology, Stony Brook University Medical Center, Stony Brook, New York;
4. Department of Neurosurgery, Jefferson Hospital for Neuroscience, Philadelphia, Pennsylvania;
5. Department of Biomedical Data Science, Geisel School of Medicine at Dartmouth, Hanover;
6. Department of Medicine, Dartmouth-Hitchcock Medical Center, Lebanon; and
7. Department of Community and Family Medicine, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire