Yamamoto, Katsuyoshi
Tran, Thi N. M.
Takegawa, Kaoru
Kaneko, Yoshinobu
Maekawa, Hiromi http://orcid.org/0000-0002-0175-1610
Article History
Received: 14 June 2017
Accepted: 9 November 2017
First Online: 24 November 2017
Competing Interests
: The authors declare that they have no competing interests.