Kido, Jun http://orcid.org/0000-0003-1328-6696
Matsumoto, Shirou
Mitsubuchi, Hiroshi
Endo, Fumio
Nakamura, Kimitoshi
Funding for this research was provided by:
a grant-in-aid for Scientific Research from the Ministry of Education, Culture, Sports, Science and Technology.
Article History
Received: 9 September 2017
Accepted: 28 May 2018
First Online: 11 June 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Informed consent was obtained from all individual participants included in the study.