Kobayashi, Daiki https://orcid.org/0000-0002-3641-2088
Kuriyama, Nagato
Yanase, Fumitaka
Takahashi, Osamu
Aoki, Kazuhiro
Komatsu, Yasuhiro
Article History
Received: 17 January 2019
Accepted: 26 March 2019
First Online: 1 April 2019
Compliance with ethical standards
:
: All authors declared that there is no potential conflict of interest.
: Our article is an independent research work. This paper does not contain the results of any other published works by other researchers.
: Because this study was retrospective study, the IRB at the hospital waived to obtain informed consent from patients. However, patients who declared not to be used their anonymized data in our study by viewing our public documents were excluded.