Funding for this research was provided by:
Ministry of Health, Labour and Welfare (H28-Iyaku-Ippan-006)
Article History
Received: 7 May 2019
Accepted: 20 November 2019
First Online: 11 December 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest other than the grant mentioned above.
: This article does not contain any studies with human participants or animals performed by any of the authors.