Maruhashi, Takumi http://orcid.org/0000-0003-2944-1611
Okazaki, Il-mi http://orcid.org/0000-0001-8644-0100
Sugiura, Daisuke
Takahashi, Suzuka
Maeda, Takeo K.
Shimizu, Kenji http://orcid.org/0000-0003-4204-555X
Okazaki, Taku http://orcid.org/0000-0003-4790-1925
Article History
Received: 26 September 2017
Accepted: 13 August 2018
First Online: 22 October 2018
Competing interests
: The authors declare no competing interests.