Ogata, Hiroaki http://orcid.org/0000-0002-0046-5575
Fukagawa, Masafumi
Hirakata, Hideki
Kaneda, Hideaki
Kagimura, Tatsuo
Akizawa, Tadao
,
Article History
Received: 30 March 2016
Accepted: 6 July 2016
First Online: 12 July 2016
Compliance with ethical standards
:
: MF, HH, and TA have received honoraria from Bayer Yakuhin, Ltd. All other authors 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 at which the studies were conducted (IRB approval number 115103) 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.