About the Authors

Yasuhiro Sato

Affiliation Department of Psychosomatic Medicine, Tohoku University Hospital, Sendai, Miyagi, Japan

Naohiro Saito

Affiliation Department of Clinical Neuroscience, Yamagata University Graduate School of Medical Science, Yamagata City, Yamagata, Japan

Atsushi Utsumi

Affiliation Stress Care Clinic Lumeto, Natori, Miyagi, Japan

Emiko Aizawa

Affiliation Department of Mental Disorder Research, National Institute of Neuroscience, National Center of Neurology and Psychiatry, Tokyo, Japan

Tomotaka Shoji

Affiliation Department of Psychosomatic Medicine, Tohoku University Hospital, Sendai, Miyagi, Japan

Masahiro Izumiyama

Affiliation Sendai Nakae Hospital, Sendai, Miyagi, Japan

Hajime Mushiake

Affiliation Department of Physiology, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan

Michio Hongo

Affiliations Kurokawa Hospital, Taiwa-cho, Miyagi, Japan, Department of Comprehensive Medicine, Tohoku University Hospital, Sendai, Miyagi, Japan

Shin Fukudo

sfukudo@med.tohoku.ac.jp

Affiliations Department of Psychosomatic Medicine, Tohoku University Hospital, Sendai, Miyagi, Japan, Department of Behavioral Medicine, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YS NS AU HM MH. Performed the experiments: YS EA MI. Analyzed the data: YS TS HM. Contributed reagents/materials/analysis tools: YS NS MI. Wrote the paper: YS AU SF.