Kowatari, Ryosuke http://orcid.org/0000-0003-2692-9822
Suzuki, Yasuyuki
Daitoku, Kazuyuki
Fukuda, Ikuo
Article History
Received: 29 May 2020
Accepted: 22 September 2020
First Online: 29 September 2020
Ethics approval and consent to participate
: The institutional review board of Hirosaki University approved this study.
: All patients got informed consent and agreed the publication.
: The authors declare that they have no competing interests.