Ashizawa, Taketo http://orcid.org/0000-0001-6371-843X
Article History
Received: 4 September 2018
Accepted: 24 December 2018
First Online: 9 April 2019
Compliance with ethical standards
:
: The author declares no conflict of interest. The manuscript was prepared under compliance with ethical standards.
: This article does not contain any studies with human participants or animal performed by the author.