Kitagawa, Akira http://orcid.org/0000-0001-7473-7310
Yamamoto, Takahiro
Matsunaga, Nozomu
Yamaji, Mayako
Ikeda, Shuji
Izumi, Yuichiro
Hagihara, Makiyo
Ota, Toyohiro
Ishiguchi, Tsuneo
Article History
Received: 7 August 2017
Accepted: 5 December 2017
First Online: 7 February 2018
Compliance with Ethical Standards
:
: The authors Akira Kitagawa, Takahiro Yamamoto, Nozomu Matsunaga, Mayako Yamaji, Shuji Ikeda, Yuichiro Izumi, Makiyo Hagihara, Toyohiro Ota and Tsuneo Ishiguchi declare that the they have no conflicts 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 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study. Additional informed consent was obtained from all individual participants for whom identifying information is included in this article.