Funding for this research was provided by:
Ministry of Education, Culture, Sports, Science and Technology (Program for Promoting the Reform of National Universities (Kobe University))
Japan Society for the Promotion of Science (Grant-in-Aid for Scientific Research (17H04757))
Article History
Received: 19 June 2018
Accepted: 19 September 2018
First Online: 21 September 2018
Compliance with ethical standards
:
: Kazuhiro Harada, Kouhei Masumoto, Narihiko Kondo declare that they have no conflicts of interest.
: All procedures followed were in accordance with ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975, as revised in 2000. Informed consent was obtained from all individual participants included in the study.
: 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 1964 Helsinki declaration and its later amendments or comparable ethical standards.