Saito, Atsushi
Yamamoto, Seiji
Nawano, Shigeru
Shimizu, Akinobu
Funding for this research was provided by:
Japan Society for the Promotion of Science (15J08775)
The Ministry of Education, Culture, Sports, Science and Technology (26108002)
Article History
Received: 12 April 2016
Accepted: 31 August 2016
First Online: 22 September 2016
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1975 Helsinki declaration, as revised in 2008(5).
: For this type of study, formal consent is not required.