Kikuchi, Itsuka http://orcid.org/0000-0003-4053-6849
Miyata, Nobuyuki
Yoshimura, Yukihiro
Miyamoto, Kazunori
Tachikawa, Natsuo
Article History
Received: 3 October 2018
Accepted: 14 November 2018
First Online: 24 November 2018
Compliance with ethical standards
:
: Itsuka Kikuchi, Nobuyuki Miyata, Yukihiro Yoshimura, Kazunori Miyamoto and Natuo Tachikawa 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.