Received: 18 December 2021
Accepted: 13 July 2022
First Online: 26 July 2022
: The study was conducted in accordance with the ethical standards of the institutional review board of Kyoto University and the 1964 Helsinki declaration and its later amendments. The ethics committee of the Kyoto University Graduate School of Medicine approved this study (approval number: R0953).Respondents received information about the aim and purpose of the study on the first page of the questionnaire, and were informed that it was an anonymous survey in which their identities and/or personal information would not be revealed. Written informed consent was obtained from all participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.