1. Department of Neurology, Memory and Aging Center, University of California at San Francisco (UCSF), San Francisco, CA, USA
2. Department of Epidemiology and Biostatistics, University of California at San Francisco (UCSF), San Francisco, CA, USA
3. Department of Neurology, College of Medicine, Mayo Clinic, 200 First Street SW, Rochester, Minnesota USA
4. Frontotemporal Disorders Unit, Department of Neurology, Massachusetts General Hospital and Harvard Medical School, Charleston, MA, USA
5. Department of Pathology, Memory and Aging Center, University of California at San Francisco (UCSF), San Francisco, CA, USA
6. Department of Pathology - LIM 22, University of Sao Paulo Medical School, Sao Paulo, Brazil