Statistics from Altmetric.com
Contributors Conception and design of the study: KOd, HY, NO; Collection of specimens: KOd, YH, TK, MI, KOh; Performance of the experiments: HY, DO; Analysis of the data: KOd, HY, TC; Writing the report: All authors.
Funding The Japan Labour Health and Welfare Organization (grant number TRH-Okitsu24).
Competing interests None.
Patient consent Obtained.
Ethics approval Ethical committee of Tohoku Rosai Hospital.
Provenance and peer review Not commissioned; internally peer reviewed.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.