Matsuda, Shigeaki http://orcid.org/0000-0001-8430-9723
Okada, Ryu
Tandhavanant, Sarunporn
Hiyoshi, Hirotaka
Gotoh, Kazuyoshi
Iida, Tetsuya
Kodama, Toshio http://orcid.org/0000-0002-6511-7301
Article History
Received: 4 October 2018
Accepted: 10 January 2019
First Online: 18 February 2019
Competing interests
: The authors declare no competing interests.