Text and Data Mining valid from 2018-05-03
Received: 9 January 2018
Accepted: 6 April 2018
First Online: 3 May 2018
Compliance with ethical standards
: Akira Baba, Katsuhiko Sakai, Yumi Okuyama, Hideomi Yamauchi, Nobuhiro Ogino, Kazuhiko Hashimoto, Yasuaki Hasegawa, Yuki Seto, Shinji Yamazoe, Yuko Kobashi, Takuji Mogami, Takeshi Nomura, and Hiroya Ojiri declare that they have no conflict of interest.
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1964 and later versions.
: Informed consent was obtained from the patient for being included in the study.
: This article does not contain any studies with animal subjects performed by any of the authors.