Article History
Received: 29 November 2021
Accepted: 10 February 2022
First Online: 21 February 2022
Declarations
:
: The authors declare that they have no competing interests.
: The study protocol adheres to the principles of the Declaration of Helsinki and ethical guidelines for epidemiological research by Japan’s Ministry of Education, Culture, Sports, Science and Technology and Ministry of Health, Labour and Welfare. The study protocol was approved by the Jikei University Institutional Review Board with an opt-out policy from the patient or their proxy (31–471[10053]). Written informed consent was waived in view of the observational nature of this study.
: Not applicable.