Iwao, Tomohide http://orcid.org/0000-0002-7400-8430
Kato, Genta
Ito, Isao
Hirai, Toyohiro
Kuroda, Tomohiro
Funding for this research was provided by:
The Japan Society for the Promotion of Science (17K17816)
Article History
First Online: 11 November 2019
Compliance with ethical standards
:
: This study was undertaken with the help of a research grant from the Japan Society for the Promotion of Science (grant number 17K17816) and the RintyuNet project led by the Japan Agency for Medical Research and Development.
: Tomohide Iwao, Genta Kato, Isao Ito, Toyohiro Hirai, and Tomohiro Kuroda declare no conflicts of interest.
: The insurance claims data was obtained from the JMDC in a completely anonymized form, therefore, approval from an Ethics Committee was not required, according to the rules of our organization.