Shimoyama, Yuichiro
Umegaki, Osamu
Kadono, Noriko
Minami, Toshiaki
Article History
Received: 3 July 2020
Accepted: 13 August 2020
First Online: 18 August 2020
Ethics approval and consent to participate
: The study protocol was approved by the Ethics Committee of Osaka Medical College (Osaka, Japan). Written informed consent was obtained from all patients enrolled in this study or their families.
: Not applicable.
: The authors declare that they have no competing interests.