Tokunaga, Yuki
Nagata, Takashi
Suetomi, Takashi
Oshiro, Satoshi http://orcid.org/0000-0002-1721-2689
Kondo, Keiko
Katahira, Masato
Watanabe, Takashi http://orcid.org/0000-0003-0220-4157
Article History
Received: 5 October 2018
Accepted: 12 December 2018
First Online: 13 February 2019
Competing Interests
: The authors declare no competing interests.