Muroi, Ai https://orcid.org/0000-0002-4983-6306
Takano, Shingo
Tsurubuchi, Takao
Sekine, Tomokazu
Fukushima, Hiroko
Suzuki, Ryoko
Yamaki, Yuni
Matsuda, Masahide
Akutsu, Hiroyoshi
Ishikawa, Eiichi
Article History
Received: 3 May 2021
Accepted: 13 July 2021
First Online: 2 August 2021
Declarations
:
: This study was performed in accordance with the principles of the Declaration of Helsinki, and it was approved by the ethics committee of the University of Tsukuba Hospital (R02-202).
: In accordance with the ethical standards of our institutional review board, a written informed consent was not required for retrospective analyses because this observational study did not modify existing diagnostic or therapeutic strategies. However, consent was obtained in the opt-out form on the website.
: The authors declare no competing interests.