Saito, Shunei http://orcid.org/0000-0002-8526-9935
Matsuura, Akio
Miyahara, Ken
Takemura, Haruki
Mizutani, Shinichi
Toyama, Masashi
Otsuka, Ryohei
Yamamoto, Toshikuni
Article History
Received: 15 August 2019
Revised: 27 October 2019
Accepted: 7 November 2019
First Online: 16 December 2019
Compliance with ethical standards
: All the authors state that there are no conflicts of interest. Additional informed consent was obtained from all patients for whom identifying information is included in this article.