Presenteeism in front-line physicians involved in COVID-19-related clinical practice: a national survey of employed physician members of the Japan Medical Association.

"Declarations Ethics approval and consent to participateThis study was approved by the Research Ethics Committee of the National Institute of Occupational Safety and Health, Japan (2021N32). Participation was voluntary and anonymous; therefore, the requirement for written informed consent was waived. Consent for publicationNot applicable. Availability of data and materialNot applicable. Competing interestsThe authors declare no conflict of interest. FundingThis study was funded by the Japan Medical Association. Author’s contributionsT.Y. was the chairperson of the survey. T.I. conceived the research question. All of the authors designed the research protocol and developed the questionnaire. T.I. conducted the statistical analysis and drafted the initial manuscript. All of the authors revised and approved the final manuscript. AcknowledgmentsWe thank all members of the Japan Medical Association who participated in or supported this study. Competing interests The authors declare no conflict of interest."

"Funding This study was funded by the Japan Medical Association."