Sakata, Takuya https://orcid.org/0000-0002-4015-6689
Araki, Kenji
Yamazaki, Tomoyoshi
Kawano, Koichi
Maeda, Minoru
Kushima, Muneo
Araki, Sanae
Article History
Received: 8 March 2018
Accepted: 19 April 2018
First Online: 9 May 2018
Compliance with ethical standards
:
: This study was not funded. Author Takuya Sakata, Author Kenji Araki, Author Tomoyoshi Yamazaki, Author Koichi Kawano, Author Minoru Maeda, Author Muneo Kushima, Author Sanae Araki 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 1964 Helsinki declaration and its later amendments or comparable ethical standards. This article does not contain any studies with animals performed by any of the authors.
: Informed consent was obtained from all individual participants included in the study.