Matsubara, Shigeki http://orcid.org/0000-0003-4378-221X
Takahashi, Hironori
Article History
Received: 16 March 2018
Accepted: 11 June 2018
First Online: 18 June 2018
Compliance with ethical standards
:
: Not applicable.
: Not applicable.
: Shigeki Matsubara and Hironori Takahashi declare that they have no conflict of interest.
: This article does not contain any studies involving human participants or animals performed by Shigeki Matsubara or Hironori Takahashi.