Okada, Asami
Okada, Yohei http://orcid.org/0000-0002-2266-476X
Narumiya, Hiromichi
Ishii, Wataru
Kitamura, Tetsuhisa
Iiduka, Ryoji
Article History
Received: 10 July 2020
Accepted: 4 September 2020
First Online: 14 September 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was performed in line with the principles of the Declaration of Helsinki. The ethics committee of the Japanese Association for the Surgery of Trauma approved the JTDB. The approval documents of the Japanese Association for the Surgery of Trauma and the representative institution (National Defense Medical College Research Institute) are available on the JTDB website (ExternalRef removed) (Approval ID no 2548). Approval was granted by the Ethics Committee of Kyoto Daini Red Cross Hospital (Sp 2019-10).
: The ethics committee of each institution affirmed that informed consent was waived for registration in the JTDB and for retrospective analysis because of the anonymous nature of the data.
: The ethics committee of each institution affirmed that informed consent was waived for registration in the JTDB and for retrospective analysis because of the anonymous nature of the data.