Kawabata, Atsuyuki
Yoshii, Toshitaka
Sakai, Kenichiro
Hirai, Takashi
Yuasa, Masato
Inose, Hiroyuki
Matsukura, Yu
Morishita, Shingo
Tomori, Masaki
Torigoe, Ichiro
Kusano, Kazuo
Otani, Kazuyuki
Arai, Yoshiyasu
Shindo, Shigeo
Okawa, Atsushi
Article History
Received: 31 January 2020
Accepted: 8 April 2021
First Online: 16 April 2021
Declarations
:
: The study was approved by the ethics committee of all institutions involved. Informed consent was waived by the following ethics committee because the present retrospective cohort study involved already existing data and records at the time of investigation and did not retain personal identifiers of the gathered information.The ethical committee, Tokyo Medical and Dental University; M2017–115.The ethical committee, Saiseikai Kawaguchi General Hospital; 29–2.The ethical committee, Kudanzaka Hospital; 2019–5.
: Not applicable.
: Not applicable.