Text and Data Mining valid from 2018-11-29
Received: 8 July 2018
Accepted: 20 November 2018
First Online: 29 November 2018
Ethics approval and consent to participate
: This study was approved by the medical ethics committee of the Keio University Hospital and the requirement for informed patient consent was waived to ensure participant anonymity. We have provided information about the implementation of the trauma registry (JTDB) and the utilization of it for scientific researches by the website of our emergency department.
: Not applicable.
: The authors declare that they have no competing interests.
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