About the Authors

Takayuki Idaka

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Validation, Visualization, Writing – original draft

idaka@fmu.ac.jp

Affiliation Department of Public Health, Fukushima Medical University School of Medicine, Fukushima, Japan

Hajime Iwasa

Roles Writing – review & editing

Affiliation Department of Public Health, Fukushima Medical University School of Medicine, Fukushima, Japan

Seiji Yasumura

Roles Project administration, Supervision

Affiliation Department of Public Health, Fukushima Medical University School of Medicine, Fukushima, Japan

Competing Interests

The authors have declared that no competing interests exist.