Funding for this research was provided by:
Japanese Association for Acute Medicine (2014-01)
Text and Data Mining valid from 2019-11-19
Received: 2 August 2019
Accepted: 9 October 2019
First Online: 19 November 2019
Ethics approval and consent to participate
: The study protocol was reviewed and approved by the ethics committee of all participating institutes in the Japanese Association for Acute Medicine (JAAM) study group, Japan (IRB No.014-0306 on Hokkaido University, the representative for FORECAST).
: Not applicable
: The authors declare that they have no competing interests.