Yamamoto, Shohei
Inoue, Yosuke
Kuwahara, Keisuke
Miki, Takako
Nakagawa, Tohru
Honda, Toru
Yamamoto, Shuichiro
Hayashi, Takeshi
Mizoue, Tetsuya
Funding for this research was provided by:
Japan Society for the Promotion of Science (JP20K23280, JP16H05251)
Industrial Disease Clinical Research Grants (140202-01, 150903-01, 170301-01)
National Center for Global Health and Medicine (28-shi-1206)
Article History
Received: 11 August 2020
Accepted: 28 May 2021
First Online: 10 June 2021
Competing interests
: The authors declare no competing interests. T.N., T Honda, Shuichiro Y, and T Hayashi are occupational physicians in the participating company.