Funding for this research was provided by:
Japan Society for the Promotion of Science (19K24193)
Public Health Research Foundation
Center for Outcomes Research and Economic Evaluation for Health, National Institute of Public Health
Received: 19 July 2020
Accepted: 26 October 2020
First Online: 3 November 2020
Ethics approval and consent to participate
: The study protocol was approved by each participating hospital. All enrolled patients gave written informed consent before study enrollment.
: No details of individual participants are described in this paper.
: All authors have declared no conflict of interest.