About the Authors

Kimiko Tomioka

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Methodology, Visualization, Writing – original draft

tkimiko@naramed-u.ac.jp

Affiliation Nara Prefectural Health Research Center, Nara Medical University, Kashihara, Nara, Japan

Norio Kurumatani

Roles Conceptualization, Funding acquisition, Project administration, Supervision, Writing – review & editing

Affiliation Nara Prefectural Health Research Center, Nara Medical University, Kashihara, Nara, Japan

Keigo Saeki

Roles Data curation, Methodology, Supervision, Validation, Writing – review & editing

Affiliation Nara Prefectural Health Research Center, Nara Medical University, Kashihara, Nara, Japan

Competing Interests

KS reports having received research grants from YKK AP, Inc., Ushio Inc., Tokyo Electric Power Company, EnviroLife Research Institute Co., Ltd., and Sekisui Chemical Co., Ltd. This does not alter our adherence to PLOS ONE policies on sharing data and materials.