Takayama, Kei
Someya, Hideaki
Yokoyama, Hiroshi
Takamura, Yoshihiro
Morioka, Masakazu
Sameshima, Seiji
Ueda, Tetsuo
Kitano, Shigehiko
Tashiro, Maki
Sugimoto, Masahiko
Kondo, Mineo
Sakamoto, Taiji
Takeuchi, Masaru http://orcid.org/0000-0002-4913-7089
Article History
Received: 4 June 2019
Accepted: 25 September 2019
First Online: 16 October 2019
Competing interests
: The authors declare no competing interests.