Sugahara, Michihiro
Motomura, Koji
Suzuki, Mamoru
Masuda, Tetsuya http://orcid.org/0000-0001-5857-5753
Joti, Yasumasa
Numata, Keiji http://orcid.org/0000-0003-2199-7420
Tono, Kensuke
Yabashi, Makina http://orcid.org/0000-0002-2472-1684
Ishikawa, Tetsuya
Article History
Received: 22 July 2019
Accepted: 30 December 2019
First Online: 28 January 2020
Competing interests
: The authors declare no competing interests.