About the Authors

Masayuki Wada

Affiliations Department of Internal Medicine, Okuizumo Municipal Hospital, Shimane, Japan, Department of Medical Education and Research, Shimane University Faculty of Medicine, Shimane, Japan

Shozo Yano

syano@med.shimane-u.ac.jp

Affiliations Department of Laboratory Medicine, Shimane University Faculty of Medicine, Shimane, Japan, The Center for Community-based Health Research and Education (CoHRE), Shimane, Japan

Tsuyoshi Hamano

Affiliation The Center for Community-based Health Research and Education (CoHRE), Shimane, Japan

Toru Nabika

Affiliations The Center for Community-based Health Research and Education (CoHRE), Shimane, Japan, Department of Functional Pathology, Shimane University Faculty of Medicine, Shimane, Japan

Shunichi Kumakura

Affiliation Department of Medical Education and Research, Shimane University Faculty of Medicine, Shimane, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MW SY TN SK. Performed the experiments: MW SY TH TN. Analyzed the data: MW SY. Contributed reagents/materials/analysis tools: MW SY TH TN. Wrote the paper: MW SY TN SK.