Tashiro, Nobuya
Urakawa, Ayako
Shoji, Kazuyuki
Matsuo, Yoichi
Sato, Toyozo
Funding for this research was provided by:
Saga prefecture
Article History
Received: 20 February 2018
Accepted: 24 April 2018
First Online: 2 July 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.