Saitoh, Aya http://orcid.org/0000-0002-8320-3289
Takase, Tomoyuki
Abe, Hiroshi
Watahiki, Masaaki
Hirakawa, Yuki http://orcid.org/0000-0003-1386-3932
Kiyosue, Tomohiro http://orcid.org/0000-0001-5624-2330
Article History
Received: 25 September 2020
Accepted: 23 November 2020
First Online: 2 January 2021
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.