About the Authors

Yu Zhang

Yu.Zhang@ucsf.edu

Affiliations Center for Imaging of Neurodegenerative Diseases, San Francisco VA Medical Center, San Francisco, California, United States of America, Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, California, United States of America

Norbert Schuff

Affiliations Center for Imaging of Neurodegenerative Diseases, San Francisco VA Medical Center, San Francisco, California, United States of America, Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, California, United States of America

Monica Camacho

Affiliations Center for Imaging of Neurodegenerative Diseases, San Francisco VA Medical Center, San Francisco, California, United States of America, Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, California, United States of America

Linda L. Chao

Affiliations Center for Imaging of Neurodegenerative Diseases, San Francisco VA Medical Center, San Francisco, California, United States of America, Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, California, United States of America

Thomas P. Fletcher

Affiliation The Scientific Computing and Imaging Institute at the University of Utah, Salt Lake City, Utah, United States of America

Kristine Yaffe

Affiliation Department of Psychiatry, Neurology and Epidemiology, San Francisco VA Medical Center and University of California San Francisco, San Francisco, California, United States of America

Susan C. Woolley

Affiliation Department of Neurology, California Pacific Medical Center, San Francisco, California, United States of America

Catherine Madison

Affiliation Department of Neurology, California Pacific Medical Center, San Francisco, California, United States of America

Howard J. Rosen

Affiliation Department of Neurology, University of California San Francisco, San Francisco, California, United States of America

Bruce L. Miller

Affiliation Department of Neurology, University of California San Francisco, San Francisco, California, United States of America

Michael W. Weiner

Affiliations Center for Imaging of Neurodegenerative Diseases, San Francisco VA Medical Center, San Francisco, California, United States of America, Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YZ NS MWW. Performed the experiments: YZ NS MC LLC. Analyzed the data: YZ NS MC LLC. Contributed reagents/materials/analysis tools: NS LLC TPF KY SCW CM HJR BLM MWW. Wrote the paper: YZ NS. Designed the software used in analysis: TPF. Results interpretation and manuscript editing: YZ NS LLC KY SCW CM HJR BLM MWW.