Sakakibara, Mitsuru http://orcid.org/0000-0003-4649-2082
Ohkawa, Kazuyoshi
Nawa, Takatoshi
Abe, Yutaro
Kusakabe, Akira
Imai, Toshihiro
Katayama, Kazuhiro
Article History
Received: 14 December 2017
Accepted: 26 January 2018
First Online: 30 January 2018
Compliance with ethical standards
:
: Mitsuru Sakakibara, Kazuyoshi Ohkawa, Takatoshi Nawa, Yutaro Abe, Akira Kusakabe, Toshihiro Imai and Kazuhiro Katayama declare that they have no conflict of interest.
: All procedures followed have been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: Informed consent was obtained from all patients for being included in the study.
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