About the Authors

Sun Hee Kim

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

Hua Fei Lu

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

Conrad C. Alano

conrad.alano@ucsf.edu

Affiliations Department of Neurology, Veterans Affairs Medical Center, San Francisco, California, United States of America, Department of Neurology, University of California, 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: SHK CA. Performed the experiments: SHK HFL. Analyzed the data: SHK. Wrote the paper: SHK CA.