Kubo, Naoshi
Sakurai, Katsunobu
Tamura, Tatsuro
Toyokawa, Takahiro
Tanaka, Hiroaki
Muguruma, Kazuya
Yashiro, Masakazu
Maeda, Kiyoshi
Ohira, Masaichi
Article History
Received: 12 August 2020
Accepted: 5 February 2021
First Online: 16 February 2021
Compliance with ethical standards
:
: The authors have no financial or other interests with regard to the submitted manuscript.
: This was a retrospective study approved by the review board of Osaka City University Hospital.