Hirono, Seiko http://orcid.org/0000-0003-3054-1038
Hayata, Keiji
Kawai, Manabu
Okada, Ken-ichi
Miyazawa, Motoki
Kitahata, Yuji
Kobayashi, Ryohei
Hayami, Shinya
Ueno, Masaki
Yamaue, Hiroki
Article History
Received: 4 April 2020
Accepted: 3 July 2020
First Online: 14 July 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: The present retrospective study was approved by the Institutional Review Board of the Wakayama Medical University Hospital, with a waiver of the written informed consent from all patients concerned.