Ota, Koshi http://orcid.org/0000-0002-1461-7031
Sasabuchi, Yusuke
Matsui, Hiroki
Jo, Taisuke
Fushimi, Kiyohide
Yasunaga, Hideo
Funding for this research was provided by:
Ministry of Health, Labour and Welfare
Japan Agency for Medical Research and Development
Article History
Received: 15 March 2018
Accepted: 4 February 2019
First Online: 12 February 2019
Ethics approval and consent to participate
: The research was approved and consent to participate was obtained by the Institutional Review Board at The University of Tokyo. (number 3501).
: Not applicable. Given the anonymous nature of the data, informed consent was not required for this study.
: The authors declare that they have no competing interests.
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