Komatsu, Katsuya https://orcid.org/0000-0003-0567-818X
Takagi, Yasushi
Ishii, Akira
Kikuchi, Takayuki
Yamao, Yukihiro
Yoshida, Kazumichi
Miyamoto, Susumu
Article History
Received: 27 May 2020
Accepted: 29 October 2020
First Online: 5 November 2020
Ethics approval and consent to participate
: This study adhered to the principles set forth in the US Code of Federal Regulations, Title 45, Part 46, Protection of Human Subjects, revised January 15, 2009 ( ), and the World Medical Association Declaration of Helsinki ( ). This study was approved by the institutional review board of Kyoto University (R2088–2) with a waiver of individual consent. The datasets used and analyzed during the current study are available from the corresponding author on reasonable request. The patient data was de-identified upon data collection.
: Not applicable.
: The authors have no competing interests to declare.