Takeuchi, Akihiko http://orcid.org/0000-0002-4071-5620
Yamamoto, Norio http://orcid.org/0000-0002-7250-625X
Hayashi, Katsuhiro http://orcid.org/0000-0001-8665-2154
Matsubara, Hidenori
Miwa, Shinji http://orcid.org/0000-0002-5962-8287
Igarashi, Kentaro http://orcid.org/0000-0003-2278-1736
Tsuchiya, Hiroyuki http://orcid.org/0000-0003-0730-7921
Article History
First Online: 5 December 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.