Fujiwara, Tomohiro
Nakata, Eiji
Kunisada, Toshiyuki
Ozaki, Toshifumi
Kawai, Akira
Funding for this research was provided by:
Japan Society for the Promotion of Science (19H03784, 19H03784)
Article History
Received: 29 September 2021
Accepted: 1 August 2022
First Online: 15 August 2022
Declarations
:
: All methods were carried out in accordance with the Declaration of Helsinki and the relevant guidelines/regulations. This study was approved by the Institutional Review Board of the Japanese Orthopedic Association. Since the database is de-identified, informed consent was not mandated by the Ethics Guidelines for Human Subject Medical Research and the requirement for informed consent was waived by the Institutional Review Board.
: Since the database is de-identified, the requirement for consent to publish personal information about an individual was waived.
: The authors declare that they have no competing interests