Kawauchi, Keisuke
Furuya, Sho
Hirata, Kenji
Katoh, Chietsugu
Manabe, Osamu
Kobayashi, Kentaro
Watanabe, Shiro
Shiga, Tohru
Funding for this research was provided by:
The Center of Innovation Program from Japan Science and Technology (H30W16)
Article History
Received: 2 August 2019
Accepted: 28 February 2020
First Online: 17 March 2020
Ethics approval and consent to participate
: The institutional review board of Hokkaido University Hospital approved the study (#017–0365) and waived the need for written informed consent from each patient because the study was conducted retrospectively registered.
: Not applicable.
: The authors declare that they have no competing interests.