Koya, Yudai
Watanabe, Tatsuyuki
Kume, Keiichiro
Kumei, Shinsuke
Yoshikawa, Ichiro
Tasaki, Takashi
Harada, Masaru
Article History
Received: 3 June 2019
Accepted: 28 June 2019
First Online: 6 July 2019
Compliance with ethical standards
:
: Yudai Koya, Tatsuyuki Watanabe, Keiichiro Kume, Shinsuke Kumei, Ichiro Yoshikawa, Takashi Tasaki and Masaru Harada 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.