Funding for this research was provided by:
JSPS KAKENHI (15K08673)
Text and Data Mining valid from 2018-12-05
Received: 14 June 2018
Accepted: 27 November 2018
First Online: 5 December 2018
Compliance with ethical standards
: This study was approved by the Animal Care and Use Committee of Saga University, Saga, Japan.
: The authors declare that they have no conflicts of interest.