Abe, Tomoyuki https://orcid.org/0000-0001-6859-7614
Amano, Hironobu
Kobayashi, Tsuyoshi
Hanada, Keiji
Hattori, Minoru
Nakahara, Masahiro
Ohdan, Hideki
Noriyuki, Toshio
Article History
Received: 7 December 2019
Accepted: 22 July 2020
First Online: 8 August 2020
Ethics approval and consent to participate
: The study was approved by the local Institutional Review Board of Onomichi general hospital (OJH-201642), and written informed consent was obtained from all patients.
: Not applicable.
: The authors declare that they have no competing interests.