About the Authors

Mitsuhiko Kawano

Affiliation Department of Neuropsychiatry, Kochi Medical School, Kochi, Japan

Ken Sawada

kensawadaster@gmail.com

Affiliations Department of Neuropsychiatry, Kochi Medical School, Kochi, Japan, Department of Psychiatry, Aki General Hospital, Kochi, Japan

Shinji Shimodera

Affiliation Department of Neuropsychiatry, Kochi Medical School, Kochi, Japan

Yasuhiro Ogawa

Affiliation Department of Radiology, Hyogo Prefectural Kakogawa Hospital, Hyogo, Japan

Shinji Kariya

Affiliation Departments of Diagnostic Radiology and Radiation Oncology, Kochi Medical School, Kochi, Japan

Donna J. Lang

Affiliation Department of Radiology, University of British Columbia, Vancouver, Canada

Shimpei Inoue

Affiliation Department of Neuropsychiatry, Aizu Medical Center, Fukushima Medical University, Fukushima, Japan

William G. Honer

Affiliation Department of Psychiatry, University of British Columbia, Vancouver, Canada

Competing Interests

Dr. Honer has received consulting fees or sat on paid advisory boards for In Silico, Otsuka/Lundbeck, Roche, and Eli Lilly; received honoraria from Rush University, University of Ottawa, University of Calgary, and the Canadian Psychiatric Association; and received grants from the Canadian Institutes of Health Research (CIHR). This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: MK KS SS YO SK SI WGH. Performed the experiments: MK KS SS. Analyzed the data: MK KS DJL WGH. Contributed reagents/materials/analysis tools: SS YO SK SI. Wrote the paper: KS DJL WGH.