1. Department of Neurology; Massachusetts General Hospital, Harvard Medical School, and the Martinos Center for Biomedical Imaging; Charlestown MA
2. Department of Radiology; Massachusetts General Hospital, Harvard Medical School; Boston MA
3. Department of Biostatistics; Harvard T.H. Chan School of Public Health; Boston MA
4. Center for Alzheimer Research and Treatment; Department of Neurology, Brigham and Women's Hospital, Harvard Medical School; Boston MA