Kobayashi, Masaki
Sawada, Kenjiro
Yoshimura, Akihiko
Yamamoto, Misa
Shimizu, Aasa
Shimura, Kotaro
Komura, Naoko
Miyamoto, Mayuko
Ishida, Kyoso
Kimura, Tadashi
Article History
Received: 11 September 2019
Accepted: 24 February 2020
First Online: 5 March 2020
Ethics approval and consent to participate
: This research was approved by the institutional review board of Academic Clinical Research Center of Osaka University (No. 19130) and the procedures followed were in accordance with institutional guidelines. The information about this study was posted on the hospital homepage with waiver of informed consent.
: Not applicable.
: All authors have read and approved the content of the article. The authors declare that they have no competing interests.