Shinji, Seiichi http://orcid.org/0000-0002-9204-6393
Ueda, Yoshibumi
Yamada, Takeshi
Koizumi, Michihiro
Yokoyama, Yasuyuki
Takahashi, Goro
Hotta, Masahiro
Iwai, Takuma
Hara, Keisuke
Takeda, Kohki
Okusa, Mikihiro
Kan, Hayato
Uchida, Eiji
Yoshida, Hiroshi
Article History
Received: 13 March 2018
Accepted: 12 July 2018
First Online: 17 July 2018
Ethics approval and consent to participate
: The Ethics Committee at Nippon Medical School Hospital waived the need for written informed consent from the participants for this retrospective review of medical records and approved the study (Registration no. 29–07-781). This study also conformed to the Helsinki Declaration (2013) and local legislation.
: Not applicable.
: The authors declare that they have no competing interests.
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