Inagaki, Shigenori
Agetsuma, Masakazu
Ohara, Shinya
Iijima, Toshio
Yokota, Hideo
Wazawa, Tetsuichi
Arai, Yoshiyuki
Nagai, Takeharu
Funding for this research was provided by:
Ministry of Education, Culture, Sports, Science and Technology (16J00111, 18J00899, 15K18341, 23115003, 23115001, 26251018)
Article History
Received: 31 October 2018
Accepted: 2 May 2019
First Online: 16 May 2019
Competing Interests
: The authors declare no competing interests.